diff --git a/CRSim.ScreenSimulator/ViewModels/Ankang/ExitScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Ankang/ExitScreenViewModel.cs
index 6418e38..8a09977 100644
--- a/CRSim.ScreenSimulator/ViewModels/Ankang/ExitScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Ankang/ExitScreenViewModel.cs
@@ -1,79 +1,16 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
 using CRSim.Core.Models;
-using System.Windows;
-
 namespace CRSim.ScreenSimulator.ViewModels.Ankang
 {
     public class ExitScreenViewModel : ScreenViewModel
     {
-        private ITimeService _timeService;
-        public ObservableCollection<TrainInfo> LeftScreen { get; private set; } = [];
-        public ObservableCollection<TrainInfo> RightScreen { get; private set; } = [];
         public ExitScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
-            _timeService = timeService;
             Text = $"西安局集团公司推出西铁行APP站车服务产品，欢迎体验使用。";
             ItemsPerPage = 7;
             PageCount = 1;
             StationType = StationType.Arrival;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
         }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                LeftScreen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var leftItems = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (leftItems.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    leftItems.Add(new TrainInfo());
-                }
-                foreach (var item in leftItems)
-                {
-                    LeftScreen.Add(item);
-                }
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
-        }
-        public override void RefreshData(object? sender, EventArgs e)
-        {
-            if (CurrentPageIndex == 0)
-            {
-                List<TrainInfo> itemsToRemove = [];
-                foreach (TrainInfo trainInfo in TrainInfo)
-                {
-                    if (trainInfo.DepartureTime == null)
-                    {
-                        if (trainInfo.ArrivalTime.Value.Add(_settings.StopDisplayFromArrivalDuration) < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                    else
-                    {
-                        if (trainInfo.DepartureTime.Value < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                }
-                foreach (var item in itemsToRemove)
-                {
-                    TrainInfo.Remove(item);
-                }
-            }
-        }
-
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Beijing/ArrivalScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Beijing/ArrivalScreenViewModel.cs
index 25206ba..6f84316 100644
--- a/CRSim.ScreenSimulator/ViewModels/Beijing/ArrivalScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Beijing/ArrivalScreenViewModel.cs
@@ -1,63 +1,14 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Beijing
 {
     public class ArrivalScreenViewModel : ScreenViewModel
     {
-        private ITimeService _timeService;
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public ArrivalScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
-        {
-            _timeService = timeService;
-            StationType = StationType.Arrival;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
         {
             ItemsPerPage = 2;
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Clear();
-                for (int i = 0; i < ItemsPerPage; i++)
-                {
-                    Screen.Add(TrainInfo.Count > i ? TrainInfo[i] : new());
-                }
-            });
-        }
-        public override void RefreshData(object? sender, EventArgs e)
-        {
-            List<TrainInfo> itemsToRemove = [];
-            foreach (TrainInfo trainInfo in TrainInfo)
-            {
-                if (trainInfo.DepartureTime == null)
-                {
-                    if (trainInfo.ArrivalTime.Value.Add(_settings.StopDisplayFromArrivalDuration) < _timeService.GetDateTimeNow())
-                    {
-                        itemsToRemove.Add(trainInfo);
-                    }
-                }
-                else
-                {
-                    if (trainInfo.DepartureTime.Value < _timeService.GetDateTimeNow())
-                    {
-                        itemsToRemove.Add(trainInfo);
-                    }
-                }
-            }
-            foreach (var item in itemsToRemove)
-            {
-                TrainInfo.Remove(item);
-            }
+            StationType = StationType.Arrival;
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/BeijingXi/PrimaryScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/BeijingXi/PrimaryScreenViewModel.cs
index 34c6cc7..4dc56fd 100644
--- a/CRSim.ScreenSimulator/ViewModels/BeijingXi/PrimaryScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/BeijingXi/PrimaryScreenViewModel.cs
@@ -1,59 +1,15 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.BeijingXi
 {
     public class PrimaryScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> LeftScreen { get; private set; } = [];
-        public ObservableCollection<TrainInfo> RightScreen { get; private set; } = [];
         public PrimaryScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             ItemsPerPage = 13;
             PageCount = 2;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                LeftScreen.Clear();
-                RightScreen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var leftItems = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (leftItems.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    leftItems.Add(new TrainInfo());
-                }
-                foreach (var item in leftItems)
-                {
-                    LeftScreen.Add(item);
-                }
-
-                // Get the slice for the right screen (next 12)
-                var rightItems = TrainInfo.Skip(startIndex + ItemsPerPage).Take(ItemsPerPage).ToList();
-                while (rightItems.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    rightItems.Add(new TrainInfo());
-                }
-                foreach (var item in rightItems)
-                {
-                    RightScreen.Add(item);
-                }
-
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/ChengduDong/PillarTicketCheckScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/ChengduDong/PillarTicketCheckScreenViewModel.cs
index 9f34a49..811f9d0 100644
--- a/CRSim.ScreenSimulator/ViewModels/ChengduDong/PillarTicketCheckScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/ChengduDong/PillarTicketCheckScreenViewModel.cs
@@ -17,15 +17,8 @@ namespace CRSim.ScreenSimulator.ViewModels.ChengduDong
             : base(timeService, settingsService)
         {
             StationType = StationType.Departure;
-            timeService.OneSecondElapsed += RefreshDisplay;
-            Initialize();
         }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null, null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
+        public override void RefreshDisplay(object? sender, EventArgs e)
         {
             Application.Current.Dispatcher.Invoke(() =>
             {
diff --git a/CRSim.ScreenSimulator/ViewModels/ChengduDong/PrimaryTicketCheckScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/ChengduDong/PrimaryTicketCheckScreenViewModel.cs
index f4168fc..3dd477f 100644
--- a/CRSim.ScreenSimulator/ViewModels/ChengduDong/PrimaryTicketCheckScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/ChengduDong/PrimaryTicketCheckScreenViewModel.cs
@@ -1,37 +1,15 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.ChengduDong
 {
     public class PrimaryTicketCheckScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public PrimaryTicketCheckScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             Text = "持户口簿、护照、临时身份证的旅客，请在非居民身份证通道排队。请主动礼让老、弱、病、残、孕的旅客。";
-            StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
             ItemsPerPage = 2;
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Clear();
-                for (int i = 0; i < ItemsPerPage; i++)
-                {
-                    Screen.Add(TrainInfo.Count > i ? TrainInfo[i] : new());
-                }
-            });
+            StationType = StationType.Departure;
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/ChengduDong/SecondaryScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/ChengduDong/SecondaryScreenViewModel.cs
index 34bd78e..3229156 100644
--- a/CRSim.ScreenSimulator/ViewModels/ChengduDong/SecondaryScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/ChengduDong/SecondaryScreenViewModel.cs
@@ -1,14 +1,9 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using System.Windows;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
 namespace CRSim.ScreenSimulator.ViewModels.ChengduDong
 {
     public class SecondaryScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> LeftScreen { get; private set; } = [];
-        public ObservableCollection<TrainInfo> RightScreen { get; private set; } = [];
         public SecondaryScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
@@ -16,42 +11,6 @@ namespace CRSim.ScreenSimulator.ViewModels.ChengduDong
             ItemsPerPage = 12;
             PageCount = 2;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                LeftScreen.Clear();
-                RightScreen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var leftItems = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (leftItems.Count < ItemsPerPage) 
-                {
-                    leftItems.Add(new TrainInfo());
-                }
-                foreach (var item in leftItems)
-                {
-                    LeftScreen.Add(item);
-                }
-                var rightItems = TrainInfo.Skip(startIndex + ItemsPerPage).Take(ItemsPerPage).ToList();
-                while (rightItems.Count < ItemsPerPage) 
-                {
-                    rightItems.Add(new TrainInfo());
-                }
-                foreach (var item in rightItems)
-                {
-                    RightScreen.Add(item);
-                }
-                CurrentPageIndex = CurrentPageIndex + 1 >=  Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/DaqingDong/ConcourseBridgeScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/DaqingDong/ConcourseBridgeScreenViewModel.cs
index c33ccbd..d3ee144 100644
--- a/CRSim.ScreenSimulator/ViewModels/DaqingDong/ConcourseBridgeScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/DaqingDong/ConcourseBridgeScreenViewModel.cs
@@ -1,36 +1,15 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.DaqingDong
 {
     public class ConcourseBridgeScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public ConcourseBridgeScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
+            ItemsPerPage = 3;
             StationType = StationType.Departure;
             timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            ItemsPerPage = 3;
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Clear();
-                for (int i = 0; i < ItemsPerPage; i++)
-                {
-                    Screen.Add(TrainInfo.Count > i ? TrainInfo[i] : new());
-                }
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/DaqingDong/PlatformScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/DaqingDong/PlatformScreenViewModel.cs
index 0841574..1e7fb8a 100644
--- a/CRSim.ScreenSimulator/ViewModels/DaqingDong/PlatformScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/DaqingDong/PlatformScreenViewModel.cs
@@ -1,62 +1,13 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.DaqingDong
 {
     public class PlatformScreenViewModel : ScreenViewModel
     {
-        private ITimeService _timeService;
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public PlatformScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
-            _timeService = timeService;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
+            ItemsPerPage = 1;
             Text = $"请站在白色安全线以内排队候车";
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Add(TrainInfo.Count > 0 ? TrainInfo[0] : new());
-                if (Screen.Count == 1) return;
-                Screen.RemoveAt(0);
-            });
-        }
-        public override void RefreshData(object? sender, EventArgs e)
-        {
-            if (CurrentPageIndex == 0)
-            {
-                List<TrainInfo> itemsToRemove = [];
-                foreach (TrainInfo trainInfo in TrainInfo)
-                {
-                    if (trainInfo.DepartureTime == null)
-                    {
-                        if (trainInfo.ArrivalTime.Value.Add(_settings.StopDisplayFromArrivalDuration) < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                    else
-                    {
-                        if (trainInfo.DepartureTime.Value < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                }
-                foreach (var item in itemsToRemove)
-                {
-                    TrainInfo.Remove(item);
-                }
-            }
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Fuzhou/TicketCheckScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Fuzhou/TicketCheckScreenViewModel.cs
index a2402dc..94cf586 100644
--- a/CRSim.ScreenSimulator/ViewModels/Fuzhou/TicketCheckScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Fuzhou/TicketCheckScreenViewModel.cs
@@ -1,37 +1,15 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
 using CRSim.Core.Models;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Fuzhou
 {
     public class TicketCheckScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public TicketCheckScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             Text = $"开车前{settingsService.GetSettings().StopCheckInAdvanceDuration.TotalMinutes}分钟停止检票";
-            StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
             ItemsPerPage = 4;
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Clear();
-                for (int i = 0; i < ItemsPerPage; i++)
-                {
-                    Screen.Add(TrainInfo.Count > i ? TrainInfo[i] : new());
-                }
-            });
+            StationType = StationType.Departure;
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/FuzhouNan/TicketCheckScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/FuzhouNan/TicketCheckScreenViewModel.cs
index 21455e3..7e8e53c 100644
--- a/CRSim.ScreenSimulator/ViewModels/FuzhouNan/TicketCheckScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/FuzhouNan/TicketCheckScreenViewModel.cs
@@ -1,37 +1,15 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
 using CRSim.Core.Models;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.FuzhouNan
 {
     public class TicketCheckScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public TicketCheckScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             Text = $"开车前{settingsService.GetSettings().StopCheckInAdvanceDuration.TotalMinutes}分钟停止检票";
-            StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
             ItemsPerPage = 6;
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Clear();
-                for (int i = 0; i < ItemsPerPage; i++)
-                {
-                    Screen.Add(TrainInfo.Count > i ? TrainInfo[i] : new());
-                }
-            });
+            StationType = StationType.Departure;
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/GuangdongIntercity/SecondaryScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/GuangdongIntercity/SecondaryScreenViewModel.cs
index f4e014c..b492759 100644
--- a/CRSim.ScreenSimulator/ViewModels/GuangdongIntercity/SecondaryScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/GuangdongIntercity/SecondaryScreenViewModel.cs
@@ -1,45 +1,14 @@
-using System.Windows;
-using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
+using CRSim.Core.Services;
 namespace CRSim.ScreenSimulator.ViewModels.GuangdongIntercity
 {
     public class SecondaryScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; private set; } = [];
         public SecondaryScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
+            Text = $"列 车 到 发 信 息";
             ItemsPerPage = 8;
             PageCount = 1;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Text = $"列 车 到 发 信 息";
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                Screen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var Items = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (Items.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    Items.Add(new TrainInfo());
-                }
-                foreach (var item in Items)
-                {
-                    Screen.Add(item);
-                }
-
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Guangyuan/PrimaryScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Guangyuan/PrimaryScreenViewModel.cs
index 9e44139..00c2c7a 100644
--- a/CRSim.ScreenSimulator/ViewModels/Guangyuan/PrimaryScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Guangyuan/PrimaryScreenViewModel.cs
@@ -1,13 +1,9 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 using CRSim.Core.Models;
 namespace CRSim.ScreenSimulator.ViewModels.Guangyuan
 {
     public class PrimaryScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; private set; } = [];
         public PrimaryScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
@@ -15,32 +11,6 @@ namespace CRSim.ScreenSimulator.ViewModels.Guangyuan
             ItemsPerPage = 12;
             PageCount = 1;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                Screen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var items = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (items.Count < ItemsPerPage) 
-                {
-                    items.Add(new TrainInfo());
-                }
-                foreach (var item in items)
-                {
-                    Screen.Add(item);
-                }
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Hanzhong/PlatformScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Hanzhong/PlatformScreenViewModel.cs
index 3516c0f..d925ae3 100644
--- a/CRSim.ScreenSimulator/ViewModels/Hanzhong/PlatformScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Hanzhong/PlatformScreenViewModel.cs
@@ -1,62 +1,13 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Hanzhong
 {
     public class PlatformScreenViewModel : ScreenViewModel
     {
-        private ITimeService _timeService;
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public PlatformScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
-            _timeService = timeService;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
+            ItemsPerPage = 1;
             Text = "请注意列车与站台之间的间隙，请勿携带危险品上车";
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Add(TrainInfo.Count > 0 ? TrainInfo[0] : new());
-                if (Screen.Count == 1) return;
-                Screen.RemoveAt(0);
-            });
-        }
-        public override void RefreshData(object? sender, EventArgs e)
-        {
-            if (CurrentPageIndex == 0)
-            {
-                List<TrainInfo> itemsToRemove = [];
-                foreach (TrainInfo trainInfo in TrainInfo)
-                {
-                    if (trainInfo.DepartureTime == null)
-                    {
-                        if (trainInfo.ArrivalTime.Value.Add(_settings.StopDisplayFromArrivalDuration) < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                    else
-                    {
-                        if (trainInfo.DepartureTime.Value < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                }
-                foreach (var item in itemsToRemove)
-                {
-                    TrainInfo.Remove(item);
-                }
-            }
         }
     }
-}
+}
\ No newline at end of file
diff --git a/CRSim.ScreenSimulator/ViewModels/Harbin/PrimaryScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Harbin/PrimaryScreenViewModel.cs
index bf700c1..a0b77d0 100644
--- a/CRSim.ScreenSimulator/ViewModels/Harbin/PrimaryScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Harbin/PrimaryScreenViewModel.cs
@@ -1,14 +1,9 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Harbin
 {
     public class PrimaryScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> LeftScreen { get; private set; } = [];
-        public ObservableCollection<TrainInfo> RightScreen { get; private set; } = [];
         public PrimaryScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
@@ -16,45 +11,6 @@ namespace CRSim.ScreenSimulator.ViewModels.Harbin
             ItemsPerPage = 6;
             PageCount = 2;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                LeftScreen.Clear();
-                RightScreen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var leftItems = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (leftItems.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    leftItems.Add(new TrainInfo());
-                }
-                foreach (var item in leftItems)
-                {
-                    LeftScreen.Add(item);
-                }
-
-                // Get the slice for the right screen (next 12)
-                var rightItems = TrainInfo.Skip(startIndex + ItemsPerPage).Take(ItemsPerPage).ToList();
-                while (rightItems.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    rightItems.Add(new TrainInfo());
-                }
-                foreach (var item in rightItems)
-                {
-                    RightScreen.Add(item);
-                }
-
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/HarbinXi/PlatformScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/HarbinXi/PlatformScreenViewModel.cs
index ce99dfb..2c4b38d 100644
--- a/CRSim.ScreenSimulator/ViewModels/HarbinXi/PlatformScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/HarbinXi/PlatformScreenViewModel.cs
@@ -1,62 +1,13 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.HarbinXi
 {
     public class PlatformScreenViewModel : ScreenViewModel
     {
-        private ITimeService _timeService;
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public PlatformScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
-            _timeService = timeService;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
             Text = $"请在白线内行走，乘降列车时注意脚下站台与列车之间的空隙，看护好老人和儿童。";
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Add(TrainInfo.Count > 0 ? TrainInfo[0] : new());
-                if (Screen.Count == 1) return;
-                Screen.RemoveAt(0);
-            });
-        }
-        public override void RefreshData(object? sender, EventArgs e)
-        {
-            if (CurrentPageIndex == 0)
-            {
-                List<TrainInfo> itemsToRemove = [];
-                foreach (TrainInfo trainInfo in TrainInfo)
-                {
-                    if (trainInfo.DepartureTime == null)
-                    {
-                        if (trainInfo.ArrivalTime.Value.Add(_settings.StopDisplayFromArrivalDuration) < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                    else
-                    {
-                        if (trainInfo.DepartureTime.Value < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                }
-                foreach (var item in itemsToRemove)
-                {
-                    TrainInfo.Remove(item);
-                }
-            }
+            ItemsPerPage = 1;
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Jinanxi/SmallScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Jinanxi/SmallScreenViewModel.cs
index 473c2ac..6fa5ebe 100644
--- a/CRSim.ScreenSimulator/ViewModels/Jinanxi/SmallScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Jinanxi/SmallScreenViewModel.cs
@@ -1,47 +1,21 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Jinanxi
 {
     public class SmallScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; private set; } = [];
         public SmallScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             ItemsPerPage = 9;
             PageCount = 1;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
+            SetText();
         }
-        private async void Initialize()
+        private async Task SetText()
         {
-            await WaitForDataLoadAsync();
+            await DataLoaded.Task;
             Text = $"{string.Join(" ", ThisStation.Name.ToCharArray())} 站 欢 迎 您";
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                Screen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var Items = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (Items.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    Items.Add(new TrainInfo());
-                }
-                foreach (var item in Items)
-                {
-                    Screen.Add(item);
-                }
-
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Mianyang/PlatformScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Mianyang/PlatformScreenViewModel.cs
index a7d34f3..bda7b53 100644
--- a/CRSim.ScreenSimulator/ViewModels/Mianyang/PlatformScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Mianyang/PlatformScreenViewModel.cs
@@ -1,62 +1,12 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Mianyang
 {
     public class PlatformScreenViewModel : ScreenViewModel
     {
-        private ITimeService _timeService;
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public PlatformScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
-            _timeService = timeService;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            Text = ThisPlatform;
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Add(TrainInfo.Count > 0 ? TrainInfo[0] : new());
-                if (Screen.Count == 1) return;
-                Screen.RemoveAt(0);
-            });
-        }
-        public override void RefreshData(object? sender, EventArgs e)
-        {
-            if (CurrentPageIndex == 0)
-            {
-                List<TrainInfo> itemsToRemove = [];
-                foreach (TrainInfo trainInfo in TrainInfo)
-                {
-                    if (trainInfo.DepartureTime == null)
-                    {
-                        if (trainInfo.ArrivalTime.Value.Add(_settings.StopDisplayFromArrivalDuration) < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                    else
-                    {
-                        if (trainInfo.DepartureTime.Value < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                }
-                foreach (var item in itemsToRemove)
-                {
-                    TrainInfo.Remove(item);
-                }
-            }
+            ItemsPerPage = 1;
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Niuzhou/PrimaryScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Niuzhou/PrimaryScreenViewModel.cs
index 1d2f86d..4de43c4 100644
--- a/CRSim.ScreenSimulator/ViewModels/Niuzhou/PrimaryScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Niuzhou/PrimaryScreenViewModel.cs
@@ -1,13 +1,9 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Niuzhou
 {
     public class PrimaryScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> LeftScreen { get; private set; } = [];
         public PrimaryScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
@@ -15,32 +11,6 @@ namespace CRSim.ScreenSimulator.ViewModels.Niuzhou
             ItemsPerPage = 10;
             PageCount = 1;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                LeftScreen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var leftItems = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (leftItems.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    leftItems.Add(new TrainInfo());
-                }
-                foreach (var item in leftItems)
-                {
-                    LeftScreen.Add(item);
-                }
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/ScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/ScreenViewModel.cs
index 1fe15dd..00f6155 100644
--- a/CRSim.ScreenSimulator/ViewModels/ScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/ScreenViewModel.cs
@@ -2,7 +2,8 @@
 using CRSim.Core.Services;
 using CRSim.Core.Models;
 using CRSim.ScreenSimulator.Models;
-using System.ComponentModel;
+using System.Windows;
+using System.Collections.ObjectModel;
 
 namespace CRSim.ScreenSimulator.ViewModels
 {
@@ -10,7 +11,7 @@ namespace CRSim.ScreenSimulator.ViewModels
     {
         public readonly ITimeService _timeService;
         public readonly Settings _settings;
-        private readonly TaskCompletionSource<bool> _dataLoaded = new();
+        public readonly TaskCompletionSource<bool> DataLoaded = new();
         [ObservableProperty]
         private DateTime _currentTime = new();
         [ObservableProperty]
@@ -23,6 +24,8 @@ namespace CRSim.ScreenSimulator.ViewModels
         private string _thisPlatform;
         [ObservableProperty]
         private string _thisTicketCheck;
+        public ObservableCollection<TrainInfo> LeftScreen { get; private set; } = [];
+        public ObservableCollection<TrainInfo> RightScreen { get; private set; } = [];
 
         public List<TrainInfo> TrainInfo { get; set; } = [];
 
@@ -35,15 +38,27 @@ namespace CRSim.ScreenSimulator.ViewModels
             _settings = settingsService.GetSettings();
 
             _timeService.OneSecondElapsed += OnTimeElapsed;
+
             _timeService.RefreshSecondsElapsed += RefreshData;
+            _timeService.RefreshSecondsElapsed += RefreshDisplay;
+            Initialize();
         }
         public int CurrentPageIndex = 0;
-        public int ItemsPerPage;
-        public int PageCount;
+        public int ItemsPerPage = 1;
 
-        public virtual void RefreshData(object? sender, EventArgs e)
+        //<summary>
+        // 适用于翻页屏的屏幕个数参数，非翻页屏请不要设置。
+        //</summary>
+        public int? PageCount = null;
+
+        private async void Initialize()
         {
-            if (CurrentPageIndex==0)
+            await DataLoaded.Task;
+            RefreshDisplay(null, null);
+        }
+        public void RefreshData(object? sender, EventArgs e)
+        {
+            if (CurrentPageIndex == 0)
             {
                 List<TrainInfo> itemsToRemove = [];
                 foreach(TrainInfo trainInfo in TrainInfo)
@@ -57,7 +72,7 @@ namespace CRSim.ScreenSimulator.ViewModels
                     }
                     else
                     {
-                        if (trainInfo.DepartureTime.Value.Subtract(_settings.StopDisplayUntilDepartureDuration) < _timeService.GetDateTimeNow())
+                        if ((StationType == StationType.Arrival || StationType == StationType.Both ? trainInfo.DepartureTime.Value : trainInfo.DepartureTime.Value.Subtract(_settings.StopDisplayUntilDepartureDuration)) < _timeService.GetDateTimeNow())
                         {
                             itemsToRemove.Add(trainInfo);
                         }
@@ -75,8 +90,6 @@ namespace CRSim.ScreenSimulator.ViewModels
             CurrentTime = _timeService.GetDateTimeNow();
         }
 
-        public Task WaitForDataLoadAsync() => _dataLoaded.Task;
-
         public void LoadData(Station station, string ticketCheck, string platform)
         {
             ThisStation = station;
@@ -125,7 +138,76 @@ namespace CRSim.ScreenSimulator.ViewModels
             }
             TrainInfo = [.. TrainInfo.OrderBy(x => x.DepartureTime??x.ArrivalTime)];
             RefreshData(null, null);
-            _dataLoaded.SetResult(true);
+            DataLoaded.SetResult(true);
+        }
+        public virtual void RefreshDisplay(object? sender, EventArgs e)
+        {
+            Application.Current.Dispatcher.Invoke(() =>
+            {
+                if (PageCount == null)
+                {
+                    for (int i = 0; i < ItemsPerPage; i++)
+                    {
+                        LeftScreen.Add(TrainInfo.Count > i ? TrainInfo[i] : new());
+                    }
+                    if(LeftScreen.Count > ItemsPerPage)
+                    {
+                        for (int i = 0; i < ItemsPerPage; i++)
+                        {
+                            LeftScreen.RemoveAt(0);
+                        }
+                    }
+                    return;
+                }
+                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount.Value));
+                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount.Value;
+
+                switch (PageCount)
+                {
+                    case 1:
+                        {
+                            LeftScreen.Clear();
+                            var items = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
+                            while (items.Count < ItemsPerPage)
+                            {
+                                items.Add(new TrainInfo());
+                            }
+                            foreach (var item in items)
+                            {
+                                LeftScreen.Add(item);
+                            }
+                            break;
+                        }
+                    case 2:
+                        {
+                            LeftScreen.Clear();
+                            RightScreen.Clear();
+
+                            var leftItems = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
+                            while (leftItems.Count < ItemsPerPage)
+                            {
+                                leftItems.Add(new TrainInfo());
+                            }
+                            foreach (var item in leftItems)
+                            {
+                                LeftScreen.Add(item);
+                            }
+
+                            var rightItems = TrainInfo.Skip(startIndex + ItemsPerPage).Take(ItemsPerPage).ToList();
+                            while (rightItems.Count < ItemsPerPage)
+                            {
+                                rightItems.Add(new TrainInfo());
+                            }
+                            foreach (var item in rightItems)
+                            {
+                                RightScreen.Add(item);
+                            }
+                            break;
+                        }
+                }
+
+                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
+            });
         }
 
     }
diff --git a/CRSim.ScreenSimulator/ViewModels/Shanghai/OutsideScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Shanghai/OutsideScreenViewModel.cs
index b1e1958..d697ae7 100644
--- a/CRSim.ScreenSimulator/ViewModels/Shanghai/OutsideScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Shanghai/OutsideScreenViewModel.cs
@@ -1,45 +1,15 @@
 using CRSim.Core.Services;
 using CRSim.Core.Models;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Shanghai
 {
     public class OutsideScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; private set; } = [];
         public OutsideScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             ItemsPerPage = 9;
             PageCount = 1;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                Screen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var items = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (items.Count < ItemsPerPage) 
-                {
-                    items.Add(new TrainInfo());
-                }
-                foreach (var item in items)
-                {
-                    Screen.Add(item);
-                }
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Tianjin/PlatformScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Tianjin/PlatformScreenViewModel.cs
index d690715..a9c1aff 100644
--- a/CRSim.ScreenSimulator/ViewModels/Tianjin/PlatformScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Tianjin/PlatformScreenViewModel.cs
@@ -1,62 +1,12 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Tianjin
 {
     public class PlatformScreenViewModel : ScreenViewModel
     {
-        private ITimeService _timeService;
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public PlatformScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
-            _timeService = timeService;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            Text = ThisPlatform;
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Add(TrainInfo.Count > 0 ? TrainInfo[0] : new());
-                if (Screen.Count == 1) return;
-                Screen.RemoveAt(0);
-            });
-        }
-        public override void RefreshData(object? sender, EventArgs e)
-        {
-            if (CurrentPageIndex == 0)
-            {
-                List<TrainInfo> itemsToRemove = [];
-                foreach (TrainInfo trainInfo in TrainInfo)
-                {
-                    if (trainInfo.DepartureTime == null)
-                    {
-                        if (trainInfo.ArrivalTime.Value.Add(_settings.StopDisplayFromArrivalDuration) < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                    else
-                    {
-                        if (trainInfo.DepartureTime.Value < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                }
-                foreach (var item in itemsToRemove)
-                {
-                    TrainInfo.Remove(item);
-                }
-            }
+            ItemsPerPage = 1;
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Zibo/ConcourseBridgeScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Zibo/ConcourseBridgeScreenViewModel.cs
index 66d16ef..809dd8d 100644
--- a/CRSim.ScreenSimulator/ViewModels/Zibo/ConcourseBridgeScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Zibo/ConcourseBridgeScreenViewModel.cs
@@ -1,36 +1,14 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Zibo
 {
     public class ConcourseBridgeScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public ConcourseBridgeScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
             ItemsPerPage = 2;
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Clear();
-                for (int i = 0; i < ItemsPerPage; i++)
-                {
-                    Screen.Add(TrainInfo.Count > i ? TrainInfo[i] : new());
-                }
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Zibo/PlatformScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Zibo/PlatformScreenViewModel.cs
index 4369b11..49b910b 100644
--- a/CRSim.ScreenSimulator/ViewModels/Zibo/PlatformScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Zibo/PlatformScreenViewModel.cs
@@ -1,62 +1,13 @@
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Zibo
 {
     public class PlatformScreenViewModel : ScreenViewModel
     {
-        private ITimeService _timeService;
-        public ObservableCollection<TrainInfo> Screen { get; set; } = [];
         public PlatformScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
-            _timeService = timeService;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
             Text = $"请站在白色安全线以内排队候车";
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                Screen.Add(TrainInfo.Count > 0 ? TrainInfo[0] : new());
-                if (Screen.Count == 1) return;
-                Screen.RemoveAt(0);
-            });
-        }
-        public override void RefreshData(object? sender, EventArgs e)
-        {
-            if (CurrentPageIndex == 0)
-            {
-                List<TrainInfo> itemsToRemove = [];
-                foreach (TrainInfo trainInfo in TrainInfo)
-                {
-                    if (trainInfo.DepartureTime == null)
-                    {
-                        if (trainInfo.ArrivalTime.Value.Add(_settings.StopDisplayFromArrivalDuration) < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                    else
-                    {
-                        if (trainInfo.DepartureTime.Value < _timeService.GetDateTimeNow())
-                        {
-                            itemsToRemove.Add(trainInfo);
-                        }
-                    }
-                }
-                foreach (var item in itemsToRemove)
-                {
-                    TrainInfo.Remove(item);
-                }
-            }
+            ItemsPerPage = 1;
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Zibo/PrimaryScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Zibo/PrimaryScreenViewModel.cs
index 091c66c..4105581 100644
--- a/CRSim.ScreenSimulator/ViewModels/Zibo/PrimaryScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Zibo/PrimaryScreenViewModel.cs
@@ -1,56 +1,15 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
-using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Zibo
 {
     public class PrimaryScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> LeftScreen { get; private set; } = [];
-        public ObservableCollection<TrainInfo> RightScreen { get; private set; } = [];
         public PrimaryScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             ItemsPerPage = 8;
             PageCount = 2;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                LeftScreen.Clear();
-                RightScreen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var leftItems = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (leftItems.Count < ItemsPerPage) 
-                {
-                    leftItems.Add(new TrainInfo());
-                }
-                foreach (var item in leftItems)
-                {
-                    LeftScreen.Add(item);
-                }
-                var rightItems = TrainInfo.Skip(startIndex + ItemsPerPage).Take(ItemsPerPage).ToList();
-                while (rightItems.Count < ItemsPerPage) 
-                {
-                    rightItems.Add(new TrainInfo());
-                }
-                foreach (var item in rightItems)
-                {
-                    RightScreen.Add(item);
-                }
-                CurrentPageIndex = CurrentPageIndex + 1 >=  Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Zibo/SecondaryScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Zibo/SecondaryScreenViewModel.cs
index 410ae2c..c6181a8 100644
--- a/CRSim.ScreenSimulator/ViewModels/Zibo/SecondaryScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Zibo/SecondaryScreenViewModel.cs
@@ -1,13 +1,9 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
-using CRSim.ScreenSimulator.Models;
-using System.Windows;
-using System.Collections.ObjectModel;
 namespace CRSim.ScreenSimulator.ViewModels.Zibo
 {
     public class SecondaryScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> Screen { get; private set; } = [];
         public SecondaryScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
@@ -15,32 +11,6 @@ namespace CRSim.ScreenSimulator.ViewModels.Zibo
             ItemsPerPage = 18;
             PageCount = 1;
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
-        }
-        private void RefreshDisplay(object? sender, EventArgs e)
-        {
-            Application.Current.Dispatcher.Invoke(() =>
-            {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
-                Screen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var Items = TrainInfo.Skip(startIndex).Take(ItemsPerPage).ToList();
-                while (Items.Count < ItemsPerPage) // Fill up with new object() if not enough items
-                {
-                    Items.Add(new TrainInfo());
-                }
-                foreach (var item in Items)
-                {
-                    Screen.Add(item);
-                }
-                CurrentPageIndex = CurrentPageIndex + 1 >= Math.Min(_settings.MaxPages, pageCount) ? 0 : CurrentPageIndex + 1;
-            });
         }
     }
 }
diff --git a/CRSim.ScreenSimulator/ViewModels/Zibo/TicketCheckScreenViewModel.cs b/CRSim.ScreenSimulator/ViewModels/Zibo/TicketCheckScreenViewModel.cs
index 6f69749..250fe9c 100644
--- a/CRSim.ScreenSimulator/ViewModels/Zibo/TicketCheckScreenViewModel.cs
+++ b/CRSim.ScreenSimulator/ViewModels/Zibo/TicketCheckScreenViewModel.cs
@@ -1,38 +1,28 @@
 using CRSim.Core.Models;
 using CRSim.Core.Services;
 using CRSim.ScreenSimulator.Models;
-using System.Collections.ObjectModel;
 using System.Windows;
 namespace CRSim.ScreenSimulator.ViewModels.Zibo
 {
     public class TicketCheckScreenViewModel : ScreenViewModel
     {
-        public ObservableCollection<TrainInfo> LeftScreen { get; private set; } = [];
-        public ObservableCollection<TrainInfo> RightScreen { get; private set; } = [];
         public TicketCheckScreenViewModel(ITimeService timeService, ISettingsService settingsService)
             : base(timeService, settingsService)
         {
             Text = $"    开车前{settingsService.GetSettings().StopCheckInAdvanceDuration.TotalMinutes}分钟停止检票";
             StationType = StationType.Departure;
-            timeService.RefreshSecondsElapsed += RefreshDisplay;
-            Initialize();
-        }
-        private async void Initialize()
-        {
             ItemsPerPage = 5;
             PageCount = 2;
-            await WaitForDataLoadAsync();
-            RefreshDisplay(null,null);
         }
-        private void RefreshDisplay(object? sender, EventArgs? e)
+        public override void RefreshDisplay(object? sender, EventArgs? e)
         {
             Application.Current.Dispatcher.Invoke(() =>
             {
-                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount));
+                int pageCount = (int)Math.Ceiling((double)TrainInfo.Count / (ItemsPerPage * PageCount.Value));
                 LeftScreen.Clear();
                 RightScreen.Clear();
-                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount;
-                var ItemsToShow = TrainInfo.Skip(startIndex).Take(ItemsPerPage * PageCount).ToList();
+                int startIndex = CurrentPageIndex * ItemsPerPage * PageCount.Value;
+                var ItemsToShow = TrainInfo.Skip(startIndex).Take(ItemsPerPage * PageCount.Value).ToList();
                 var leftItems = ItemsToShow.Where((item, index) => index % 2 == 0).ToList();
                 var rightItems = ItemsToShow.Where((item, index) => index % 2 == 1).ToList();
                 while (leftItems.Count < ItemsPerPage)
diff --git a/CRSim.ScreenSimulator/Views/Beijing/ArrivalScreenView.xaml b/CRSim.ScreenSimulator/Views/Beijing/ArrivalScreenView.xaml
index 071b2fe..813d9b2 100644
--- a/CRSim.ScreenSimulator/Views/Beijing/ArrivalScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Beijing/ArrivalScreenView.xaml
@@ -41,7 +41,7 @@
             </StackPanel>
         </StackPanel>
         <StackPanel Orientation="Vertical"> 
-            <DataGrid ItemsSource="{Binding Screen}" AutoGenerateColumns="False" BorderThickness="0"
+            <DataGrid ItemsSource="{Binding LeftScreen}" AutoGenerateColumns="False" BorderThickness="0"
                 CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
                 CanUserResizeRows="False" CanUserReorderColumns="False"
                 IsReadOnly="True" GridLinesVisibility="None" RowHeight="34" Foreground="White"
diff --git a/CRSim.ScreenSimulator/Views/ChengduDong/PrimaryTicketCheckScreenView.xaml b/CRSim.ScreenSimulator/Views/ChengduDong/PrimaryTicketCheckScreenView.xaml
index 263b6e1..4fc9101 100644
--- a/CRSim.ScreenSimulator/Views/ChengduDong/PrimaryTicketCheckScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/ChengduDong/PrimaryTicketCheckScreenView.xaml
@@ -28,7 +28,7 @@
         <converters1:DateTimeToStringConverter x:Key="DateTimeToStringConverter" Format="HH:mm" />
     </Window.Resources>
     <StackPanel Orientation="Vertical">
-        <DataGrid ItemsSource="{Binding Screen}" AutoGenerateColumns="False"
+        <DataGrid ItemsSource="{Binding LeftScreen}" AutoGenerateColumns="False"
               CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
               CanUserResizeRows="False" CanUserReorderColumns="False" ClipToBounds="False"
               IsReadOnly="True" GridLinesVisibility="None" RowHeight="28" Foreground="White"
diff --git a/CRSim.ScreenSimulator/Views/DaqingDong/ConcourseBridgeScreenView.xaml b/CRSim.ScreenSimulator/Views/DaqingDong/ConcourseBridgeScreenView.xaml
index 3650f5e..9c9acb7 100644
--- a/CRSim.ScreenSimulator/Views/DaqingDong/ConcourseBridgeScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/DaqingDong/ConcourseBridgeScreenView.xaml
@@ -39,7 +39,7 @@
             </StackPanel>
         </StackPanel>
         <StackPanel Orientation="Vertical">
-            <DataGrid ItemsSource="{Binding Screen}" AutoGenerateColumns="False" BorderThickness="0"
+            <DataGrid ItemsSource="{Binding LeftScreen}" AutoGenerateColumns="False" BorderThickness="0"
                 CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
                 CanUserResizeRows="False" CanUserReorderColumns="False" ClipToBounds="False"
                 IsReadOnly="True" GridLinesVisibility="None" RowHeight="34" Foreground="White"
diff --git a/CRSim.ScreenSimulator/Views/DaqingDong/PlatformScreenView.xaml b/CRSim.ScreenSimulator/Views/DaqingDong/PlatformScreenView.xaml
index 715ee07..1e80d73 100644
--- a/CRSim.ScreenSimulator/Views/DaqingDong/PlatformScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/DaqingDong/PlatformScreenView.xaml
@@ -36,20 +36,20 @@
                 <ColumnDefinition Width="Auto"/>
                 <ColumnDefinition Width="Auto"/>
             </Grid.ColumnDefinitions>
-            <TextBlock Grid.Column="0" Grid.Row="0" Text="{Binding Screen[0].TrainNumber}" VerticalAlignment="Center" TextAlignment="Left"/>
+            <TextBlock Grid.Column="0" Grid.Row="0" Text="{Binding LeftScreen[0].TrainNumber}" VerticalAlignment="Center" TextAlignment="Left"/>
             <TextBlock Grid.Column="1" Grid.Row="0" Text="次" Margin="4,0,0,0" VerticalAlignment="Center" TextAlignment="Left"/>
             <TextBlock Grid.Column="3" Grid.Row="0" Text="本站" Foreground="#de502b" VerticalAlignment="Center" TextAlignment="Center"/>
-            <TextBlock Grid.Column="5" Grid.Row="0" Text="{Binding Screen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" VerticalAlignment="Center" TextAlignment="Right"/>
+            <TextBlock Grid.Column="5" Grid.Row="0" Text="{Binding LeftScreen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" VerticalAlignment="Center" TextAlignment="Right"/>
             <TextBlock Grid.Column="6" Grid.Row="0" Text="开" Margin="4,0,0,0" VerticalAlignment="Center" TextAlignment="Right"/>
 
-            <TextBlock Grid.Column="0" Grid.ColumnSpan="2" Grid.Row="1" Text="{Binding Screen[0].Origin}" VerticalAlignment="Center" TextAlignment="Left"/>
+            <TextBlock Grid.Column="0" Grid.ColumnSpan="2" Grid.Row="1" Text="{Binding LeftScreen[0].Origin}" VerticalAlignment="Center" TextAlignment="Left"/>
             <TextBlock Grid.Column="3" Grid.Row="1" Text="开往" Foreground="#de502b" VerticalAlignment="Center" TextAlignment="Center"/>
-            <TextBlock Grid.Column="5" Grid.ColumnSpan="2" Grid.Row="1" Text="{Binding Screen[0].Terminal}" VerticalAlignment="Center" TextAlignment="Right"/>
+            <TextBlock Grid.Column="5" Grid.ColumnSpan="2" Grid.Row="1" Text="{Binding LeftScreen[0].Terminal}" VerticalAlignment="Center" TextAlignment="Right"/>
 
             <pp:RunningText Speed="20" Grid.Column="0" Grid.Row="2" Grid.ColumnSpan="7">
                 <pp:RunningText.Text>
                     <MultiBinding Mode="OneWay" Converter="{StaticResource LocationToStringConverter}">
-                        <Binding Path="Screen[0].Length" />
+                        <Binding Path="LeftScreen[0].Length" />
                         <Binding Path="Location" />
                     </MultiBinding>
                 </pp:RunningText.Text>
diff --git a/CRSim.ScreenSimulator/Views/Fuzhou/TicketCheckScreenView.xaml b/CRSim.ScreenSimulator/Views/Fuzhou/TicketCheckScreenView.xaml
index e695a27..c585fca 100644
--- a/CRSim.ScreenSimulator/Views/Fuzhou/TicketCheckScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Fuzhou/TicketCheckScreenView.xaml
@@ -45,7 +45,7 @@
             </Grid>
         </StackPanel>
         <StackPanel Orientation="Vertical">
-            <DataGrid ItemsSource="{Binding Screen}" AutoGenerateColumns="False" BorderThickness="0.1"
+            <DataGrid ItemsSource="{Binding LeftScreen}" AutoGenerateColumns="False" BorderThickness="0.1"
               CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
               CanUserResizeRows="False" CanUserReorderColumns="False" ClipToBounds="False"
               IsReadOnly="True" GridLinesVisibility="None" RowHeight="28" Foreground="White"
diff --git a/CRSim.ScreenSimulator/Views/FuzhouNan/TicketCheckScreenView.xaml b/CRSim.ScreenSimulator/Views/FuzhouNan/TicketCheckScreenView.xaml
index b3b6194..fe88902 100644
--- a/CRSim.ScreenSimulator/Views/FuzhouNan/TicketCheckScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/FuzhouNan/TicketCheckScreenView.xaml
@@ -49,7 +49,7 @@
             </Grid>
         </StackPanel>
         <StackPanel Orientation="Vertical">
-            <DataGrid ItemsSource="{Binding Screen}" AutoGenerateColumns="False" BorderThickness="0.1"
+            <DataGrid ItemsSource="{Binding LeftScreen}" AutoGenerateColumns="False" BorderThickness="0.1"
               CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
               CanUserResizeRows="False" CanUserReorderColumns="False" ClipToBounds="False"
               IsReadOnly="True" GridLinesVisibility="None" RowHeight="28" Foreground="White"
diff --git a/CRSim.ScreenSimulator/Views/GuangdongIntercity/SecondaryScreenView.xaml b/CRSim.ScreenSimulator/Views/GuangdongIntercity/SecondaryScreenView.xaml
index e9318a7..ee15506 100644
--- a/CRSim.ScreenSimulator/Views/GuangdongIntercity/SecondaryScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/GuangdongIntercity/SecondaryScreenView.xaml
@@ -94,7 +94,7 @@
             </Grid>
         </Grid>
 
-        <DataGrid ItemsSource="{Binding Screen, Mode=OneWay}" AutoGenerateColumns="False"
+        <DataGrid ItemsSource="{Binding LeftScreen, Mode=OneWay}" AutoGenerateColumns="False"
               CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
               CanUserResizeRows="False" CanUserReorderColumns="False"
               IsReadOnly="True" GridLinesVisibility="None" RowHeight="35"
diff --git a/CRSim.ScreenSimulator/Views/Guangyuan/PrimaryScreenView.xaml b/CRSim.ScreenSimulator/Views/Guangyuan/PrimaryScreenView.xaml
index 7f408d7..a3a3665 100644
--- a/CRSim.ScreenSimulator/Views/Guangyuan/PrimaryScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Guangyuan/PrimaryScreenView.xaml
@@ -27,7 +27,7 @@
         <converters:TrainStateConverter x:Key="TrainStateConverter" WaitingText="正点"/>
     </Window.Resources>
     <StackPanel Orientation="Horizontal">
-        <DataGrid ItemsSource="{Binding Screen}" AutoGenerateColumns="False"
+        <DataGrid ItemsSource="{Binding LeftScreen}" AutoGenerateColumns="False"
               CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
               CanUserResizeRows="False" CanUserReorderColumns="False"
               IsReadOnly="True" GridLinesVisibility="None" RowHeight="28" Foreground="#D75B41"
diff --git a/CRSim.ScreenSimulator/Views/Hanzhong/PlatformScreenView.xaml b/CRSim.ScreenSimulator/Views/Hanzhong/PlatformScreenView.xaml
index 2a8086a..26a08e7 100644
--- a/CRSim.ScreenSimulator/Views/Hanzhong/PlatformScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Hanzhong/PlatformScreenView.xaml
@@ -35,11 +35,11 @@
                             <ColumnDefinition Width="Auto"/>
                             <ColumnDefinition Width="Auto"/>
                         </Grid.ColumnDefinitions>
-                        <TextBlock Grid.Column="0" Foreground="#0089FF" Text="{Binding Screen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" FontSize="32" Margin="64,0,0,0" FontWeight="Bold"/>
+                        <TextBlock Grid.Column="0" Foreground="#0089FF" Text="{Binding LeftScreen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" FontSize="32" Margin="64,0,0,0" FontWeight="Bold"/>
                         <TextBlock Grid.Column="1" Foreground="#0089FF" Text="开" FontSize="32" Margin="4,0,8,0" FontWeight="Bold"/>
                         <Image Grid.Column="2" Source="pack://application:,,,/CRSim.ScreenSimulator;component/Assets/Hanzhong/Image.png" Height="{Binding ActualHeight,ElementName=Panel}"/>
                         <Rectangle Grid.Column="3" Fill="#0089FF" Height="{Binding ActualHeight,ElementName=Panel}"/>
-                        <TextBlock Grid.Column="4" Text="{Binding Screen[0].TrainNumber}" Foreground="#FE5649" Background="#0089FF" FontSize="32" FontWeight="Bold"/>
+                        <TextBlock Grid.Column="4" Text="{Binding LeftScreen[0].TrainNumber}" Foreground="#FE5649" Background="#0089FF" FontSize="32" FontWeight="Bold"/>
                         <Rectangle Grid.Column="5" Fill="#0089FF" Height="{Binding ActualHeight,ElementName=Panel}" Width="8"/>
                         <TextBlock Grid.Column="6" Text="次" Foreground="#FE5649" Background="#0089FF" FontSize="32" FontWeight="Bold"/>
                         <Rectangle Grid.Column="7" Fill="#0089FF" Height="{Binding ActualHeight,ElementName=Panel}" Width="52"/>
@@ -51,7 +51,7 @@
                         <ColumnDefinition Width="Auto"/>
                         <ColumnDefinition Width="1*"/>
                     </Grid.ColumnDefinitions>
-                    <TextBlock Grid.Column="0" TextAlignment="Center" Text="{Binding Screen[0].Origin}" FontSize="36" Foreground="#09F2F6" FontWeight="Bold"/>
+                    <TextBlock Grid.Column="0" TextAlignment="Center" Text="{Binding LeftScreen[0].Origin}" FontSize="36" Foreground="#09F2F6" FontWeight="Bold"/>
                     <Grid Grid.Column="1">
                         <Grid.RowDefinitions>
                             <RowDefinition Height="*"/>
@@ -70,7 +70,7 @@
                             <Polygon Points="0,0 0,10 8.66,5" Fill="#FDB441" Margin="2.5"/>
                         </StackPanel>
                     </Grid>
-                    <TextBlock Grid.Column="2" TextAlignment="Center" Text="{Binding Screen[0].Terminal}" FontSize="36" Foreground="#09F2F6" FontWeight="Bold"/>
+                    <TextBlock Grid.Column="2" TextAlignment="Center" Text="{Binding LeftScreen[0].Terminal}" FontSize="36" Foreground="#09F2F6" FontWeight="Bold"/>
                 </Grid>
                 <TextBlock Grid.Row="2" TextAlignment="Center" Foreground="White" Text="{Binding Text}" Margin="0,5"/>
             </Grid>
diff --git a/CRSim.ScreenSimulator/Views/HarbinXi/PlatformScreenView.xaml b/CRSim.ScreenSimulator/Views/HarbinXi/PlatformScreenView.xaml
index 30d7a46..af57ac1 100644
--- a/CRSim.ScreenSimulator/Views/HarbinXi/PlatformScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/HarbinXi/PlatformScreenView.xaml
@@ -39,18 +39,18 @@
                 <RowDefinition Height="*"/>
                 <RowDefinition Height="*"/>
             </Grid.RowDefinitions>
-            <TextBlock Grid.Row="0" Grid.Column="1" Text="{Binding Screen[0].TrainNumber}" VerticalAlignment="Center" TextAlignment="Center"/>
+            <TextBlock Grid.Row="0" Grid.Column="1" Text="{Binding LeftScreen[0].TrainNumber}" VerticalAlignment="Center" TextAlignment="Center"/>
             <TextBlock Grid.Row="0" Grid.Column="2" Text="次" Margin="4,0,0,0" VerticalAlignment="Center" TextAlignment="Center"/>
             <TextBlock Grid.Row="0" Grid.Column="4" Text="本站" Foreground="#de502b" VerticalAlignment="Center" TextAlignment="Center"/>
-            <TextBlock Grid.Row="0" Grid.Column="6" Text="{Binding Screen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" VerticalAlignment="Center" TextAlignment="Center"/>
+            <TextBlock Grid.Row="0" Grid.Column="6" Text="{Binding LeftScreen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" VerticalAlignment="Center" TextAlignment="Center"/>
             <TextBlock Grid.Row="0" Grid.Column="7" Text="开" Margin="4,0,0,0" VerticalAlignment="Center" TextAlignment="Center"/>
-            <TextBlock Grid.Row="1" Grid.Column="1" Grid.ColumnSpan="2" Text="{Binding Screen[0].Origin}" VerticalAlignment="Center" TextAlignment="Center"/>
+            <TextBlock Grid.Row="1" Grid.Column="1" Grid.ColumnSpan="2" Text="{Binding LeftScreen[0].Origin}" VerticalAlignment="Center" TextAlignment="Center"/>
             <TextBlock Grid.Row="1" Grid.Column="4" Text="开往" Foreground="#de502b" VerticalAlignment="Center" TextAlignment="Center"/>
-            <TextBlock Grid.Row="1" Grid.Column="6" Grid.ColumnSpan="2" Text="{Binding Screen[0].Terminal}" VerticalAlignment="Center" TextAlignment="Center"/>
+            <TextBlock Grid.Row="1" Grid.Column="6" Grid.ColumnSpan="2" Text="{Binding LeftScreen[0].Terminal}" VerticalAlignment="Center" TextAlignment="Center"/>
             <pp:RunningText Grid.Row="2" Grid.Column="0" Grid.ColumnSpan="9" Speed="20">
                 <pp:RunningText.Text>
                     <MultiBinding Mode="OneWay" Converter="{StaticResource LocationToStringConverter}">
-                        <Binding Path="Screen[0].Length" />
+                        <Binding Path="LeftScreen[0].Length" />
                         <Binding Path="Location" />
                     </MultiBinding>
                 </pp:RunningText.Text>
diff --git a/CRSim.ScreenSimulator/Views/Jinanxi/SmallScreenView.xaml b/CRSim.ScreenSimulator/Views/Jinanxi/SmallScreenView.xaml
index a4bb6c9..e987b97 100644
--- a/CRSim.ScreenSimulator/Views/Jinanxi/SmallScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Jinanxi/SmallScreenView.xaml
@@ -107,7 +107,7 @@
             </Canvas>
         </Grid>
 
-        <DataGrid ItemsSource="{Binding Screen, Mode=OneWay}" AutoGenerateColumns="False"
+        <DataGrid ItemsSource="{Binding LeftScreen, Mode=OneWay}" AutoGenerateColumns="False"
               CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
               CanUserResizeRows="False" CanUserReorderColumns="False"
               IsReadOnly="True" GridLinesVisibility="None" RowHeight="28"
diff --git a/CRSim.ScreenSimulator/Views/Mianyang/PlatformScreenView.xaml b/CRSim.ScreenSimulator/Views/Mianyang/PlatformScreenView.xaml
index a1a389f..9a09448 100644
--- a/CRSim.ScreenSimulator/Views/Mianyang/PlatformScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Mianyang/PlatformScreenView.xaml
@@ -40,11 +40,11 @@
                 </Grid.ColumnDefinitions>
                 <StackPanel Grid.Column="0" Orientation="Horizontal">
                     <TextBlock Text="←" Foreground="LightYellow" Margin="4,0,0,0" FontFamily="黑体"/>
-                    <TextBlock Text="{Binding Screen[0].TrainNumber}" Foreground="LightYellow" Margin="40,0,0,0"/>
+                    <TextBlock Text="{Binding LeftScreen[0].TrainNumber}" Foreground="LightYellow" Margin="40,0,0,0"/>
                     <TextBlock Text="次" Foreground="LightYellow" Margin="25,0,0,0"/>
                 </StackPanel>
-                <TextBlock Grid.Column="2" Visibility="{Binding Screen[0].Landmark,Converter={StaticResource EmptyToVisibilityConverter}}" Text="{Binding Screen[0].Landmark}" Foreground="Red" FontWeight="Bold"/>
-                <TextBlock Grid.Column="3" Visibility="{Binding Screen[0].Landmark,Converter={StaticResource EmptyToVisibilityConverter}}" Text="地标" Foreground="Red" FontWeight="Bold"/>
+                <TextBlock Grid.Column="2" Visibility="{Binding LeftScreen[0].Landmark,Converter={StaticResource EmptyToVisibilityConverter}}" Text="{Binding LeftScreen[0].Landmark}" Foreground="Red" FontWeight="Bold"/>
+                <TextBlock Grid.Column="3" Visibility="{Binding LeftScreen[0].Landmark,Converter={StaticResource EmptyToVisibilityConverter}}" Text="地标" Foreground="Red" FontWeight="Bold"/>
             </Grid>
             <Grid Grid.Row="1" Margin="0,10">
                 <Grid.ColumnDefinitions>
@@ -57,11 +57,11 @@
                     <ColumnDefinition Width="*"/>
                     <ColumnDefinition Width="Auto"/>
                 </Grid.ColumnDefinitions>
-                <TextBlock Grid.Column="0" Text="{Binding Screen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" Foreground="LawnGreen" FontSize="25"/>
+                <TextBlock Grid.Column="0" Text="{Binding LeftScreen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" Foreground="LawnGreen" FontSize="25"/>
                 <TextBlock Grid.Column="1" Text="开" Foreground="LawnGreen" FontSize="25" Margin="5,0,0,0"/>
-                <TextBlock Grid.Column="3" Text="{Binding Screen[0].Origin}" Foreground="LawnGreen" FontSize="25"/>
+                <TextBlock Grid.Column="3" Text="{Binding LeftScreen[0].Origin}" Foreground="LawnGreen" FontSize="25"/>
                 <TextBlock Grid.Column="5" Text="开往" Foreground="LawnGreen" FontSize="25"/>
-                <TextBlock Grid.Column="7" Text="{Binding Screen[0].Terminal}" Foreground="LawnGreen" FontSize="25" Margin="0,0,4,0"/>
+                <TextBlock Grid.Column="7" Text="{Binding LeftScreen[0].Terminal}" Foreground="LawnGreen" FontSize="25" Margin="0,0,4,0"/>
             </Grid>
             <Grid Grid.Row="2">
                 <Grid.ColumnDefinitions>
@@ -72,7 +72,7 @@
                 <pp:RunningText Speed="20" Width="265" Grid.Column="0" FontSize="25" Foreground="LightYellow">
                     <pp:RunningText.Text>
                         <MultiBinding Mode="OneWay" Converter="{StaticResource LocationToStringConverter}">
-                            <Binding Path="Screen[0].Length" />
+                            <Binding Path="LeftScreen[0].Length" />
                             <Binding Path="Location" />
                         </MultiBinding>
                     </pp:RunningText.Text>
diff --git a/CRSim.ScreenSimulator/Views/Shanghai/OutsideScreenView.xaml b/CRSim.ScreenSimulator/Views/Shanghai/OutsideScreenView.xaml
index a5ea3cc..818e614 100644
--- a/CRSim.ScreenSimulator/Views/Shanghai/OutsideScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Shanghai/OutsideScreenView.xaml
@@ -25,7 +25,7 @@
         <converters:TrainStateConverter x:Key="TrainStateConverter" WaitingText="候    车" CheckInText="检    票" StopCheckInText="停    检"/>
         <converters:TrainStateColorConverter x:Key="TrainStateColorConverter" WaitingColor="LightYellow"/>
     </Window.Resources>
-    <DataGrid ItemsSource="{Binding Screen}" AutoGenerateColumns="False"
+    <DataGrid ItemsSource="{Binding LeftScreen}" AutoGenerateColumns="False"
               CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
               CanUserResizeRows="False" CanUserReorderColumns="False" ClipToBounds="False"
               IsReadOnly="True" GridLinesVisibility="None" RowHeight="28" Foreground="LightYellow"
diff --git a/CRSim.ScreenSimulator/Views/Tianjin/PlatformScreenView.xaml b/CRSim.ScreenSimulator/Views/Tianjin/PlatformScreenView.xaml
index 53b7f9d..0f868b7 100644
--- a/CRSim.ScreenSimulator/Views/Tianjin/PlatformScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Tianjin/PlatformScreenView.xaml
@@ -42,7 +42,7 @@
                 </Grid.ColumnDefinitions>
                 <Border Grid.Column="0" CornerRadius="4,0,0,4" Background="#830DFF">
                     <StackPanel Orientation="Horizontal">
-                        <TextBlock Text="{Binding Screen[0].TrainNumber}" Foreground="White" VerticalAlignment="Center" Margin="8,0,0,0"/>
+                        <TextBlock Text="{Binding LeftScreen[0].TrainNumber}" Foreground="White" VerticalAlignment="Center" Margin="8,0,0,0"/>
                         <TextBlock Text="次" Foreground="White" VerticalAlignment="Center" Margin="20,0"/>
                     </StackPanel>
                 </Border>
@@ -50,7 +50,7 @@
                 <Border Grid.Column="2" CornerRadius="0,4,4,0" Background="Yellow" x:Name="Panel">
                     <StackPanel Orientation="Horizontal">
                         <Image Grid.Column="0" Source="pack://application:,,,/CRSim.ScreenSimulator;component/Assets/Tianjin/Image.png" Height="{Binding ActualHeight,ElementName=Panel}"/>
-                        <TextBlock Grid.Column="1" Text="{Binding Screen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" Foreground="Black" VerticalAlignment="Center" Padding="12,0,64,0"/>
+                        <TextBlock Grid.Column="1" Text="{Binding LeftScreen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" Foreground="Black" VerticalAlignment="Center" Padding="12,0,64,0"/>
                     </StackPanel>
                 </Border>
             </Grid>
@@ -60,7 +60,7 @@
                     <ColumnDefinition Width="Auto"/>
                     <ColumnDefinition Width="1*"/>
                 </Grid.ColumnDefinitions>
-                <TextBlock Grid.Column="0" TextAlignment="Center" Text="{Binding Screen[0].Origin}" FontSize="32" Foreground="White" FontWeight="Bold"/>
+                <TextBlock Grid.Column="0" TextAlignment="Center" Text="{Binding LeftScreen[0].Origin}" FontSize="32" Foreground="White" FontWeight="Bold"/>
                 <Grid Grid.Column="1">
                     <Grid.RowDefinitions>
                         <RowDefinition Height="*"/>
@@ -77,13 +77,13 @@
                         <Polygon Grid.Column="1" Points="0,0 0,8 8.66,4" Fill="White" Margin="0"/>
                     </Grid>
                 </Grid>
-                <TextBlock Grid.Column="2" TextAlignment="Center" Text="{Binding Screen[0].Terminal}" FontSize="32" Foreground="White" FontWeight="Bold"/>
+                <TextBlock Grid.Column="2" TextAlignment="Center" Text="{Binding LeftScreen[0].Terminal}" FontSize="32" Foreground="White" FontWeight="Bold"/>
             </Grid>
             <Border Grid.Row="3" CornerRadius="8" Background="#830DFF">
                 <TextBlock TextAlignment="Center" Foreground="White" FontSize="20" Padding="2">
                     <TextBlock.Text>
                         <MultiBinding Mode="OneWay" Converter="{StaticResource LocationToStringConverter}">
-                            <Binding Path="Screen[0].Length" />
+                            <Binding Path="LeftScreen[0].Length" />
                             <Binding Path="Location" />
                         </MultiBinding>
                     </TextBlock.Text>
diff --git a/CRSim.ScreenSimulator/Views/Zibo/ConcourseBridgeScreenView.xaml b/CRSim.ScreenSimulator/Views/Zibo/ConcourseBridgeScreenView.xaml
index d6ff0c0..82c66ff 100644
--- a/CRSim.ScreenSimulator/Views/Zibo/ConcourseBridgeScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Zibo/ConcourseBridgeScreenView.xaml
@@ -45,7 +45,7 @@
             </StackPanel>
         </StackPanel>
         <StackPanel Orientation="Vertical">
-            <DataGrid ItemsSource="{Binding Screen}" AutoGenerateColumns="False" BorderThickness="0"
+            <DataGrid ItemsSource="{Binding LeftScreen}" AutoGenerateColumns="False" BorderThickness="0"
                 CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
                 CanUserResizeRows="False" CanUserReorderColumns="False" ClipToBounds="False"
                 IsReadOnly="True" GridLinesVisibility="None" RowHeight="34" Foreground="White"
diff --git a/CRSim.ScreenSimulator/Views/Zibo/PlatformScreenView.xaml b/CRSim.ScreenSimulator/Views/Zibo/PlatformScreenView.xaml
index a312c21..3c12b3c 100644
--- a/CRSim.ScreenSimulator/Views/Zibo/PlatformScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Zibo/PlatformScreenView.xaml
@@ -46,11 +46,11 @@
                     <ColumnDefinition Width="Auto"/>
                     <ColumnDefinition Width="Auto"/>
                 </Grid.ColumnDefinitions>
-                <TextBlock Grid.Column="0" Text="{Binding Screen[0].TrainNumber}" Foreground="#ffffff" Margin="15,0,0,0" FontSize="18" />
+                <TextBlock Grid.Column="0" Text="{Binding LeftScreen[0].TrainNumber}" Foreground="#ffffff" Margin="15,0,0,0" FontSize="18" />
                 <TextBlock Grid.Column="1" Text="次" Foreground="#ffffff" FontSize="16" Margin="20,0,0,0"/>
-                <TextBlock Grid.Column="3" Text="{Binding Screen[0].ArrivalTime,Converter={StaticResource DateTimeToStringConverter}}" Foreground="#ffffff" FontSize="18"/>
+                <TextBlock Grid.Column="3" Text="{Binding LeftScreen[0].ArrivalTime,Converter={StaticResource DateTimeToStringConverter}}" Foreground="#ffffff" FontSize="18"/>
                 <TextBlock Grid.Column="4" Text="到" Foreground="#ffffff" FontSize="18" Margin="10,0"/>
-                <TextBlock Grid.Column="5" Text="{Binding Screen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" Foreground="#ffffff" FontSize="18"/>
+                <TextBlock Grid.Column="5" Text="{Binding LeftScreen[0].DepartureTime,Converter={StaticResource DateTimeToStringConverter}}" Foreground="#ffffff" FontSize="18"/>
                 <TextBlock Grid.Column="6" Text="开" Foreground="#ffffff" FontSize="18" Margin="10,0"/>
             </Grid>
             <Grid Grid.Row="1" Margin="0,10,0,10">
@@ -66,9 +66,9 @@
                     <ColumnDefinition Width="*"/>
                     <ColumnDefinition Width="Auto"/>
                 </Grid.ColumnDefinitions>
-                <TextBlock Grid.Column="1" Text="{Binding Screen[0].Origin}" Foreground="#ffffff" FontSize="20"/>
+                <TextBlock Grid.Column="1" Text="{Binding LeftScreen[0].Origin}" Foreground="#ffffff" FontSize="20"/>
                 <TextBlock Grid.Column="3" Text=" — " Foreground="#ffffff" FontSize="20"/>
-                <TextBlock Grid.Column="5" Text="{Binding Screen[0].Terminal}" Foreground="#ffffff" FontSize="20"/>
+                <TextBlock Grid.Column="5" Text="{Binding LeftScreen[0].Terminal}" Foreground="#ffffff" FontSize="20"/>
                 <TextBlock Grid.Column="7" Text="{Binding ThisPlatform}" Foreground="#ffffff" FontSize="20"/>
                 <TextBlock Grid.Column="9" Text="台" Foreground="#ffffff" FontSize="20" Margin="0,0,10,0"/>
             </Grid>
@@ -89,7 +89,7 @@
                 <TextBlock Grid.Column="1" TextAlignment="Center" Foreground="White" FontSize="18" Padding="2" Margin="0,5,0,5">
                     <TextBlock.Text>
                         <MultiBinding Mode="OneWay" Converter="{StaticResource LocationToStringConverter}">
-                            <Binding Path="Screen[0].Length" />
+                            <Binding Path="LeftScreen[0].Length" />
                             <Binding Path="Location" />
                         </MultiBinding>
                     </TextBlock.Text>
diff --git a/CRSim.ScreenSimulator/Views/Zibo/SecondaryScreenView.xaml b/CRSim.ScreenSimulator/Views/Zibo/SecondaryScreenView.xaml
index 5011cd8..c38e8ee 100644
--- a/CRSim.ScreenSimulator/Views/Zibo/SecondaryScreenView.xaml
+++ b/CRSim.ScreenSimulator/Views/Zibo/SecondaryScreenView.xaml
@@ -58,7 +58,7 @@
     </Window.Resources>
     <StackPanel Orientation="Vertical">
         <StackPanel Orientation="Horizontal">
-            <DataGrid ItemsSource="{Binding Screen, Mode=OneWay}" AutoGenerateColumns="False"
+            <DataGrid ItemsSource="{Binding LeftScreen, Mode=OneWay}" AutoGenerateColumns="False"
               CanUserResizeColumns="False" CanUserSortColumns="False" CanUserAddRows="False"
               CanUserResizeRows="False" CanUserReorderColumns="False"
               IsReadOnly="True" GridLinesVisibility="None" RowHeight="35"