diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECAftersaleUpdateEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECAftersaleUpdateEvent.cs
similarity index 78%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECAftersaleUpdateEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECAftersaleUpdateEvent.cs
index 2479a4ae..319dd37a 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECAftersaleUpdateEvent.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECAftersaleUpdateEvent.cs
@@ -22,6 +22,16 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Events
                 [System.Xml.Serialization.XmlElement("after_sale_order_id")]
                 public long AftersaleOrderId { get; set; }
 
+
+                /// <summary>
+                /// 获取或设置订单 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("order_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("order_id")]
+                [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+                [System.Xml.Serialization.XmlElement("order_id")]
+                public long OrderId { get; set; }
+
                 /// <summary>
                 /// 获取或设置售后单状态。
                 /// </summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECBrandEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECBrandEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECBrandEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECBrandEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECCompliantUpdateEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECCompliantUpdateEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECCompliantUpdateEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECCompliantUpdateEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECCouponReceiveEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECCouponReceiveEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECCouponReceiveEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECCouponReceiveEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECHeadSupplierItemUpdateEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECHeadSupplierItemUpdateEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECHeadSupplierItemUpdateEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECHeadSupplierItemUpdateEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderCancelEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderCancelEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderCancelEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderCancelEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderConfirmEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderConfirmEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderConfirmEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderConfirmEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderDeliverEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderDeliverEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderDeliverEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderDeliverEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderExtInfoUpdateEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderExtInfoUpdateEvent.cs
new file mode 100644
index 00000000..52dafcc9
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderExtInfoUpdateEvent.cs
@@ -0,0 +1,44 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.channels_ec_order_ext_info_update 事件的数据。</para>
+    /// <para>
+    /// REF: <br/>
+    /// <![CDATA[ https://developers.weixin.qq.com/doc/channels/API/order/callback/channels_ec_order_ext_info.html ]]>
+    /// </para>
+    /// </summary>
+    public class ChannelsECOrderExtInfoUpdateEvent : WechatApiEvent
+    {
+        public static class Types
+        {
+            public class Order
+            {
+                /// <summary>
+                /// 获取或设置订单 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("order_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("order_id")]
+                [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+                [System.Xml.Serialization.XmlElement("order_id")]
+                public long OrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置取消类型。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("type")]
+                [System.Text.Json.Serialization.JsonPropertyName("type")]
+                [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+                [System.Xml.Serialization.XmlElement("type")]
+                public int Type { get; set; }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置订单信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("order_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("order_info")]
+        [System.Xml.Serialization.XmlElement("order_info")]
+        public Types.Order Order { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderNewEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderNewEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderNewEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderNewEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderPayEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderPayEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderPayEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderPayEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderSettleEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderSettleEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECOrderSettleEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECOrderSettleEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECProductCategoryAuditEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductCategoryAuditEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECProductCategoryAuditEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductCategoryAuditEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductOrderStatusUpdateEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductOrderStatusUpdateEvent.cs
new file mode 100644
index 00000000..cad338c2
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductOrderStatusUpdateEvent.cs
@@ -0,0 +1,41 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.product_order_status_update 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/doc/channels/API/order/callback/product_order_status_update.html </para>
+    /// </summary>
+    public class ChannelsECProductOrderStatusUpdateEvent : WechatApiEvent
+    {
+        public static class Types
+        {
+            public class Order
+            {
+                /// <summary>
+                /// 获取或设置订单 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("order_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("order_id")]
+                [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+                [System.Xml.Serialization.XmlElement("order_id")]
+                public long OrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置订单状态。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("status")]
+                [System.Text.Json.Serialization.JsonPropertyName("status")]
+                [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+                [System.Xml.Serialization.XmlElement("status")]
+                public int Status { get; set; }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置订单信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("ProductOrderStatusUpdate")]
+        [System.Text.Json.Serialization.JsonPropertyName("ProductOrderStatusUpdate")]
+        [System.Xml.Serialization.XmlElement("ProductOrderStatusUpdate")]
+        public Types.Order Order { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECProductSPUAuditEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUAuditEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECProductSPUAuditEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUAuditEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECProductSPUListingEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUListingEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECProductSPUListingEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUListingEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUUpdateEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUUpdateEvent.cs
new file mode 100644
index 00000000..ae40248c
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECProductSPUUpdateEvent.cs
@@ -0,0 +1,41 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.product_spu_update 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/doc/channels/API/product/callback/ProductSpuUpdate.html </para>
+    /// </summary>
+    public class ChannelsECProductSPUUpdateEvent : WechatApiEvent
+    {
+        public static class Types
+        {
+            public class Product
+            {
+                /// <summary>
+                /// 获取或设置商品 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("product_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("product_id")]
+                [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+                [System.Xml.Serialization.XmlElement("product_id")]
+                public long ProductId { get; set; }
+
+                /// <summary>
+                /// 获取或设置审核状态。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("status")]
+                [System.Text.Json.Serialization.JsonPropertyName("status")]
+                [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+                [System.Xml.Serialization.XmlElement("status")]
+                public int Status { get; set; }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("ProductSpuUpdate")]
+        [System.Text.Json.Serialization.JsonPropertyName("ProductSpuUpdate")]
+        [System.Xml.Serialization.XmlElement("ProductSpuUpdate")]
+        public Types.Product Product { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECSharerChangeEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECSharerChangeEvent.cs
new file mode 100644
index 00000000..938aee1f
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECSharerChangeEvent.cs
@@ -0,0 +1,35 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.channels_ec_sharer_change 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/doc/channels/API/sharer/bindsharer.html </para>
+    /// </summary>
+    public class ChannelsECSharerChangeEvent : WechatApiEvent
+    {
+        /// <summary>
+        /// 获取或设置审核状态。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("bind_status")]
+        [System.Text.Json.Serialization.JsonPropertyName("bind_status")]
+        [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+        [System.Xml.Serialization.XmlElement("bind_status")]
+        public int BindStatus { get; set; }
+
+        /// <summary>
+        /// 获取或设置绑定分享员 OpenId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("openid")]
+        [System.Text.Json.Serialization.JsonPropertyName("openid")]
+        [System.Xml.Serialization.XmlElement("openid")]
+        public string OpenId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置分享员类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sharer_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("sharer_type")]
+        [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+        [System.Xml.Serialization.XmlElement("sharer_type")]
+        public int SharerType { get; set; }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipCloseEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipCloseEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipCloseEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipCloseEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipGradeInfoUpgradeEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipGradeInfoUpgradeEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipGradeInfoUpgradeEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipGradeInfoUpgradeEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipJoinEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipJoinEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipJoinEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipJoinEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipScoreExchangeEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipScoreExchangeEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipScoreExchangeEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipScoreExchangeEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipScoreUpdateEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipScoreUpdateEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipScoreUpdateEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipScoreUpdateEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipTaskAwardEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipTaskAwardEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/ChannelsECVipTaskAwardEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EC/ChannelsECVipTaskAwardEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/EWaybillPushPathEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EWaybill/EWaybillPushPathEvent.cs
similarity index 100%
rename from src/SKIT.FlurlHttpClient.Wechat.Api/Events/ChannelsEC/EWaybillPushPathEvent.cs
rename to src/SKIT.FlurlHttpClient.Wechat.Api/Events/Channels/EWaybill/EWaybillPushPathEvent.cs
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductAddRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductAddRequest.cs
index 78f110ad..4ca5dc03 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductAddRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductAddRequest.cs
@@ -61,6 +61,13 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                 [Newtonsoft.Json.JsonProperty("template_id")]
                 [System.Text.Json.Serialization.JsonPropertyName("template_id")]
                 public long TemplateId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商品重量（单位：克）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("weight")]
+                [System.Text.Json.Serialization.JsonPropertyName("weight")]
+                public int? Weight { get; set; }
             }
 
             public class SKU
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductGetResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductGetResponse.cs
index cdc83a05..a6869a96 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductGetResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductGetResponse.cs
@@ -65,6 +65,13 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                         [System.Text.Json.Serialization.JsonPropertyName("template_id")]
                         [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
                         public long TemplateId { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商品重量（单位：克）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("weight")]
+                        [System.Text.Json.Serialization.JsonPropertyName("weight")]
+                        public int? Weight { get; set; }
                     }
 
                     public class SKU
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductUpdateRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductUpdateRequest.cs
index 5813aec5..44628331 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductUpdateRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECProduct/ChannelsECProductUpdateRequest.cs
@@ -32,7 +32,14 @@ namespace SKIT.FlurlHttpClient.Wechat.Api.Models
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("sku_id")]
                 [System.Text.Json.Serialization.JsonPropertyName("sku_id")]
-                public long SKUId { get; set; }
+                public long? SKUId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商家自定义 SKU ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_sku_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_sku_id")]
+                public string? OutSKUId { get; set; }
 
                 /// <summary>
                 /// 获取或设置缩略图 URL。
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECAftersaleUpdateEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECAftersaleUpdateEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECAftersaleUpdateEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECAftersaleUpdateEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECBrandEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECBrandEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECBrandEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECBrandEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECCompliantUpdateEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECCompliantUpdateEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECCompliantUpdateEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECCompliantUpdateEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECCouponReceiveEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECCouponReceiveEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECCouponReceiveEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECCouponReceiveEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECHeadSupplierItemUpdateEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECHeadSupplierItemUpdateEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECHeadSupplierItemUpdateEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECHeadSupplierItemUpdateEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderCancelEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderCancelEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderCancelEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderCancelEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderConfirmEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderConfirmEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderConfirmEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderConfirmEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderDeliverEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderDeliverEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderDeliverEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderDeliverEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderNewEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderNewEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderNewEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderNewEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderPayEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderPayEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderPayEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderPayEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderSettleEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderSettleEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECOrderSettleEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECOrderSettleEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECProductCategoryAuditEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductCategoryAuditEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECProductCategoryAuditEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductCategoryAuditEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECProductSPUAuditEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductSPUAuditEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECProductSPUAuditEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductSPUAuditEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECProductSPUListingEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductSPUListingEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECProductSPUListingEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECProductSPUListingEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipCloseEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipCloseEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipCloseEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipCloseEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipGradeInfoUpgradeEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipGradeInfoUpgradeEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipGradeInfoUpgradeEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipGradeInfoUpgradeEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipJoinEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipJoinEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipJoinEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipJoinEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipScoreExchangeEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipScoreExchangeEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipScoreExchangeEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipScoreExchangeEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipScoreUpdateEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipScoreUpdateEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipScoreUpdateEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipScoreUpdateEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipTaskAwardEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipTaskAwardEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/ChannelsECVipTaskAwardEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EC/ChannelsECVipTaskAwardEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/EWaybillPushPathEvent.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EWaybill/EWaybillPushPathEvent.json
similarity index 100%
rename from test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/ChannelsEC/EWaybillPushPathEvent.json
rename to test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/Channels/EWaybill/EWaybillPushPathEvent.json
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductAddRequest.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductAddRequest.json
index 5658d954..0f6bff87 100644
--- a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductAddRequest.json
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductAddRequest.json
@@ -31,7 +31,8 @@
         }
     ],
     "express_info": {
-        "template_id": "47428464001"
+        "template_id": "47428464001",
+        "weight": 100
     },
     "skus": [
         {
@@ -61,11 +62,11 @@
     ],
     "spu_code": "AABBCC",
     "brand_id": 2100000000,
-    "qualifications": [ "123123" ],
+    "qualifications": ["123123"],
     "extra_service": {
         "seven_day_return": 1,
         "pay_after_use": 1,
-        "freight_insurance":  0
+        "freight_insurance": 0
     },
     "listing": true,
     "after_sale_info": {
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductGetResponse.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductGetResponse.json
index 0dfaa4a7..ca105ca5 100644
--- a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductGetResponse.json
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductGetResponse.json
@@ -36,7 +36,8 @@
             }
         ],
         "express_info": {
-            "template_id": "123456"
+            "template_id": "123456",
+            "weight": 100
         },
         "status": 5,
         "edit_status": 2,
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductUpdateRequest.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductUpdateRequest.json
index f08ef210..e581104a 100644
--- a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductUpdateRequest.json
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECProduct/ChannelsECProductUpdateRequest.json
@@ -32,7 +32,8 @@
         }
     ],
     "express_info": {
-        "template_id": "47428464001"
+        "template_id": "47428464001",
+        "weight": 100
     },
     "skus": [
         {
@@ -87,7 +88,7 @@
     ],
     "spu_code": "AABBCC",
     "brand_id": 2100000000,
-    "qualifications": [ "123123" ],
+    "qualifications": ["123123"],
     "extra_service": {
         "seven_day_return": 1,
         "pay_after_use": 1,