diff --git a/_config/sql/update-tables.sql b/_config/sql/update-tables.sql
index e69de29bb..478f29418 100644
--- a/_config/sql/update-tables.sql
+++ b/_config/sql/update-tables.sql
@@ -0,0 +1,2 @@
+-- 订单商品明细列表
+ALTER TABLE pay_normal_order ADD COLUMN IF NOT EXISTS goods_detail jsonb;
diff --git a/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/pay/order/entity/PayNormalOrder.java b/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/pay/order/entity/PayNormalOrder.java
index ed2b0db69..c804fbea7 100644
--- a/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/pay/order/entity/PayNormalOrder.java
+++ b/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/pay/order/entity/PayNormalOrder.java
@@ -5,15 +5,18 @@ import com.baomidou.mybatisplus.annotation.FieldFill;
 import com.baomidou.mybatisplus.annotation.FieldStrategy;
 import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableName;
+import com.baomidou.mybatisplus.extension.handlers.JacksonTypeHandler;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.experimental.Accessors;
 import org.dromara.daxpay.payment.common.enums.NormalOrderStatusEnum;
+import org.dromara.daxpay.payment.unipay.param.trade.pay.GoodsDetail;
 import org.dromara.daxpay.platform.core.enums.pay.channel.CurrencyEnum;
 import org.dromara.daxpay.platform.core.enums.pay.channel.PayMethodEnum;
 import org.dromara.daxpay.platform.core.enums.pay.channel.ProductEnum;
 
 import java.time.OffsetDateTime;
+import java.util.List;
 
 /// # 普通支付业务单容器
 ///
@@ -23,7 +26,7 @@ import java.time.OffsetDateTime;
 @Data
 @EqualsAndHashCode(callSuper = true)
 @Accessors(chain = true)
-@TableName("pay_normal_order")
+@TableName(value = "pay_normal_order", autoResultMap = true)
 public class PayNormalOrder extends MchBaseEntity {
 
     /// 应用号
@@ -90,6 +93,10 @@ public class PayNormalOrder extends MchBaseEntity {
     /// 通道附加参数
     private String extraParam;
 
+    /// 订单商品明细列表（jsonb 存储）
+    @TableField(typeHandler = JacksonTypeHandler.class)
+    private List<GoodsDetail> goodsDetail;
+
     /// 客户端 IP
     private String clientIp;
 
diff --git a/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/pay/service/PayAssistService.java b/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/pay/service/PayAssistService.java
index 6d567902e..99b75cf38 100644
--- a/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/pay/service/PayAssistService.java
+++ b/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/pay/service/PayAssistService.java
@@ -81,6 +81,7 @@ public class PayAssistService {
         normalOrder.setMethod(payParam.getMethod());
         normalOrder.setProduct(payParam.getProduct());
         normalOrder.setExtraParam(payParam.getExtraParam());
+        normalOrder.setGoodsDetail(payParam.getGoodsDetail());
         normalOrder.setTerminalNo(terminalNo);
         normalOrder.setAppId(appId);
         payNormalOrderManager.save(normalOrder);
diff --git a/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/unipay/param/trade/pay/GoodsDetail.java b/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/unipay/param/trade/pay/GoodsDetail.java
new file mode 100644
index 000000000..0e28dea69
--- /dev/null
+++ b/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/unipay/param/trade/pay/GoodsDetail.java
@@ -0,0 +1,63 @@
+package org.dromara.daxpay.payment.unipay.param.trade.pay;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.DecimalMin;
+import jakarta.validation.constraints.Digits;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
+import lombok.Data;
+
+import java.math.BigDecimal;
+
+/// # 订单商品明细
+///
+/// 对应支付宝 goods_detail 和微信支付 detail.goods_detail，
+/// 用于单品营销、电子发票等场景。金额单位为分(Long)，与系统内部全局一致。
+@Data
+@Schema(title = "订单商品明细")
+public class GoodsDetail {
+
+    /// 商户侧商品编码
+    /// Alipay → goods_id, WeChat → merchant_goods_id
+    @NotBlank(message = "{validation.field.goodsId.notBlank}")
+    @Size(max = 64, message = "{validation.field.goodsId.size}")
+    @Schema(description = "商户侧商品编码")
+    private String goodsId;
+
+    /// 商品名称
+    @NotBlank(message = "{validation.field.goodsName.notBlank}")
+    @Size(max = 256, message = "{validation.field.goodsName.size}")
+    @Schema(description = "商品名称")
+    private String goodsName;
+
+    /// 商品数量
+    @NotNull(message = "{validation.field.quantity.notNull}")
+    @Min(value = 1, message = "{validation.field.quantity.min}")
+    @Schema(description = "商品数量")
+    private Integer quantity;
+
+    /// 商品单价（分）
+    /// Alipay 需转为元，WeChat 直接使用分
+    @NotNull(message = "{validation.field.unitPrice.notNull}")
+    @DecimalMin(value = "0.01", message = "{validation.field.unitPrice.decimalMin}")
+    @Digits(integer = 10, fraction = 2, message = "{validation.field.unitPrice.digits}")
+    @Schema(description = "商品单价(分)")
+    private BigDecimal unitPrice;
+
+    /// 商品分类（Alipay 独有，选填）
+    @Size(max = 32, message = "{validation.field.goodsCategory.size}")
+    @Schema(description = "商品分类")
+    private String category;
+
+    /// 商品描述（选填）
+    @Size(max = 1000, message = "{validation.field.goodsDescription.size}")
+    @Schema(description = "商品描述")
+    private String description;
+
+    /// 商品展示链接（选填）
+    @Size(max = 400, message = "{validation.field.showUrl.size}")
+    @Schema(description = "商品展示链接")
+    private String showUrl;
+}
diff --git a/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/unipay/param/trade/pay/PayParam.java b/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/unipay/param/trade/pay/PayParam.java
index fead88792..c810d2710 100644
--- a/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/unipay/param/trade/pay/PayParam.java
+++ b/daxpay-payment/daxpay-payment-common/src/main/java/org/dromara/daxpay/payment/unipay/param/trade/pay/PayParam.java
@@ -3,6 +3,7 @@ package org.dromara.daxpay.payment.unipay.param.trade.pay;
 import org.dromara.daxpay.platform.core.enums.pay.channel.ProductEnum;
 import org.dromara.daxpay.platform.core.enums.pay.channel.PayMethodEnum;
 import org.dromara.daxpay.payment.unipay.param.MerchantPaymentCommonParam;
+import jakarta.validation.Valid;
 import com.fasterxml.jackson.annotation.JsonFormat;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.Valid;
@@ -85,6 +86,14 @@ public class PayParam extends MerchantPaymentCommonParam {
     @Size(max = 2048, message = "{validation.field.extraParam.size}")
     private String extraParam;
 
+    /// 订单商品明细列表
+    /// 传给支付渠道（支付宝 goods_detail / 微信 detail.goods_detail），
+    /// 用于单品营销、电子发票等场景
+    @Valid
+    @Size(max = 50, message = "{validation.field.goodsDetail.size}")
+    @Schema(description = "订单商品明细列表")
+    private List<GoodsDetail> goodsDetail;
+
     // ===== 通知回调 =====
 
     /// 异步通知地址
diff --git a/daxpay-platform/daxpay-platform-common/common-i18n/src/main/resources/i18n/en-US/validation.json b/daxpay-platform/daxpay-platform-common/common-i18n/src/main/resources/i18n/en-US/validation.json
index a330adbe5..4d7b0e038 100644
--- a/daxpay-platform/daxpay-platform-common/common-i18n/src/main/resources/i18n/en-US/validation.json
+++ b/daxpay-platform/daxpay-platform-common/common-i18n/src/main/resources/i18n/en-US/validation.json
@@ -188,6 +188,35 @@
     "extraParam": {
       "size": "Extra param cannot exceed 2048 characters"
     },
+    "goodsDetail": {
+      "size": "Goods detail list cannot exceed 50 items"
+    },
+    "goodsId": {
+      "notBlank": "Goods ID cannot be empty",
+      "size": "Goods ID cannot exceed 64 characters"
+    },
+    "goodsName": {
+      "notBlank": "Goods name cannot be empty",
+      "size": "Goods name cannot exceed 256 characters"
+    },
+    "quantity": {
+      "notNull": "Quantity cannot be null",
+      "min": "Quantity cannot be less than 1"
+    },
+    "unitPrice": {
+      "notNull": "Unit price cannot be null",
+      "decimalMin": "Unit price cannot be less than 0.01",
+      "digits": "Unit price precision up to cents"
+    },
+    "goodsCategory": {
+      "size": "Goods category cannot exceed 32 characters"
+    },
+    "goodsDescription": {
+      "size": "Goods description cannot exceed 1000 characters"
+    },
+    "showUrl": {
+      "size": "Show URL cannot exceed 400 characters"
+    },
     "attach": {
       "size": "Attach cannot exceed 500 characters"
     },
diff --git a/daxpay-platform/daxpay-platform-common/common-i18n/src/main/resources/i18n/zh-CN/validation.json b/daxpay-platform/daxpay-platform-common/common-i18n/src/main/resources/i18n/zh-CN/validation.json
index b43b07f23..2ca55fa32 100644
--- a/daxpay-platform/daxpay-platform-common/common-i18n/src/main/resources/i18n/zh-CN/validation.json
+++ b/daxpay-platform/daxpay-platform-common/common-i18n/src/main/resources/i18n/zh-CN/validation.json
@@ -188,6 +188,35 @@
     "extraParam": {
       "size": "支付扩展参数不可超过2048位"
     },
+    "goodsDetail": {
+      "size": "商品明细列表不可超过50条"
+    },
+    "goodsId": {
+      "notBlank": "商品编码不可为空",
+      "size": "商品编码不可超过64位"
+    },
+    "goodsName": {
+      "notBlank": "商品名称不可为空",
+      "size": "商品名称不可超过256位"
+    },
+    "quantity": {
+      "notNull": "商品数量不可为空",
+      "min": "商品数量不能小于1"
+    },
+    "unitPrice": {
+      "notNull": "商品单价不可为空",
+      "decimalMin": "商品单价不可小于0.01元",
+      "digits": "商品单价精度到分"
+    },
+    "goodsCategory": {
+      "size": "商品分类不可超过32位"
+    },
+    "goodsDescription": {
+      "size": "商品描述不可超过1000位"
+    },
+    "showUrl": {
+      "size": "商品展示链接不可超过400位"
+    },
     "attach": {
       "size": "商户扩展参数不可超过500位"
     },