diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleNewOrderEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleNewOrderEvent.cs
new file mode 100644
index 00000000..e1b47e3f
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleNewOrderEvent.cs
@@ -0,0 +1,47 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.aftersale_new_order 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/miniprogram/dev/platform-capabilities/business-capabilities/ministore/minishopopencomponent2/callback/aftersale/aftersale_new_order.html </para>
+    /// </summary>
+    public class AftersaleNewOrderEvent : WechatApiEvent, WechatApiEvent.Serialization.IJsonSerializable, WechatApiEvent.Serialization.IXmlSerializable
+    {
+        public static class Types
+        {
+            public class AftersaleOrder
+            {
+                /// <summary>
+                /// 获取或设置售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("aftersale_id")]
+                [System.Xml.Serialization.XmlElement("aftersale_id")]
+                public long AftersaleOrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置订单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("order_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("order_id")]
+                [System.Xml.Serialization.XmlElement("order_id")]
+                public long OrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商家自定义订单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_order_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_order_id")]
+                [System.Xml.Serialization.XmlElement("out_order_id")]
+                public string OutOrderId { get; set; } = default!;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置售后单信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("aftersale_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("aftersale_info")]
+        [System.Xml.Serialization.XmlElement("aftersale_info")]
+        public Types.AftersaleOrder AftersaleOrder { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleRefundSuccessEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleRefundSuccessEvent.cs
new file mode 100644
index 00000000..99688dd9
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleRefundSuccessEvent.cs
@@ -0,0 +1,39 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.aftersale_refund_success 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/miniprogram/dev/platform-capabilities/business-capabilities/ministore/minishopopencomponent2/callback/aftersale/aftersale_refund_success.html </para>
+    /// </summary>
+    public class AftersaleRefundSuccessEvent : WechatApiEvent, WechatApiEvent.Serialization.IJsonSerializable, WechatApiEvent.Serialization.IXmlSerializable
+    {
+        public static class Types
+        {
+            public class AftersaleOrder
+            {
+                /// <summary>
+                /// 获取或设置售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("aftersale_id")]
+                [System.Xml.Serialization.XmlElement("aftersale_id")]
+                public long AftersaleOrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商家自定义售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_aftersale_id")]
+                [System.Xml.Serialization.XmlElement("out_aftersale_id")]
+                public string OutAftersaleOrderId { get; set; } = default!;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置售后单信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("aftersale_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("aftersale_info")]
+        [System.Xml.Serialization.XmlElement("aftersale_info")]
+        public Types.AftersaleOrder AftersaleOrder { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleUserCancelEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleUserCancelEvent.cs
new file mode 100644
index 00000000..99c60978
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleUserCancelEvent.cs
@@ -0,0 +1,39 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.aftersale_user_cancel 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/miniprogram/dev/platform-capabilities/business-capabilities/ministore/minishopopencomponent2/callback/aftersale/aftersale_user_cancel.html </para>
+    /// </summary>
+    public class AftersaleUserCancelEvent : WechatApiEvent, WechatApiEvent.Serialization.IJsonSerializable, WechatApiEvent.Serialization.IXmlSerializable
+    {
+        public static class Types
+        {
+            public class AftersaleOrder
+            {
+                /// <summary>
+                /// 获取或设置售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("aftersale_id")]
+                [System.Xml.Serialization.XmlElement("aftersale_id")]
+                public long AftersaleOrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商家自定义售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_aftersale_id")]
+                [System.Xml.Serialization.XmlElement("out_aftersale_id")]
+                public string OutAftersaleOrderId { get; set; } = default!;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置售后单信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("aftersale_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("aftersale_info")]
+        [System.Xml.Serialization.XmlElement("aftersale_info")]
+        public Types.AftersaleOrder AftersaleOrder { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleWaitMerchantConfirmReceiptEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleWaitMerchantConfirmReceiptEvent.cs
new file mode 100644
index 00000000..ee6a8ba1
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleWaitMerchantConfirmReceiptEvent.cs
@@ -0,0 +1,39 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.aftersale_wait_merchant_confirm_receipt 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/miniprogram/dev/platform-capabilities/business-capabilities/ministore/minishopopencomponent2/callback/aftersale/aftersale_wait_merchant_confirm_receipt.html </para>
+    /// </summary>
+    public class AftersaleWaitMerchantConfirmReceiptEvent : WechatApiEvent, WechatApiEvent.Serialization.IJsonSerializable, WechatApiEvent.Serialization.IXmlSerializable
+    {
+        public static class Types
+        {
+            public class AftersaleOrder
+            {
+                /// <summary>
+                /// 获取或设置售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("aftersale_id")]
+                [System.Xml.Serialization.XmlElement("aftersale_id")]
+                public long AftersaleOrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商家自定义售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_aftersale_id")]
+                [System.Xml.Serialization.XmlElement("out_aftersale_id")]
+                public string OutAftersaleOrderId { get; set; } = default!;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置售后单信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("aftersale_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("aftersale_info")]
+        [System.Xml.Serialization.XmlElement("aftersale_info")]
+        public Types.AftersaleOrder AftersaleOrder { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleWaitMerchantOfflineRefundEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleWaitMerchantOfflineRefundEvent.cs
new file mode 100644
index 00000000..3cfd43e7
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/AftersaleWaitMerchantOfflineRefundEvent.cs
@@ -0,0 +1,39 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.aftersale_wait_merchant_offline_refund 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/miniprogram/dev/platform-capabilities/business-capabilities/ministore/minishopopencomponent2/callback/aftersale/aftersale_wait_merchant_offline_refund.html </para>
+    /// </summary>
+    public class AftersaleWaitMerchantOfflineRefundEvent : WechatApiEvent, WechatApiEvent.Serialization.IJsonSerializable, WechatApiEvent.Serialization.IXmlSerializable
+    {
+        public static class Types
+        {
+            public class AftersaleOrder
+            {
+                /// <summary>
+                /// 获取或设置售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("aftersale_id")]
+                [System.Xml.Serialization.XmlElement("aftersale_id")]
+                public long AftersaleOrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商家自定义售后单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_aftersale_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_aftersale_id")]
+                [System.Xml.Serialization.XmlElement("out_aftersale_id")]
+                public string OutAftersaleOrderId { get; set; } = default!;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置售后单信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("aftersale_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("aftersale_info")]
+        [System.Xml.Serialization.XmlElement("aftersale_info")]
+        public Types.AftersaleOrder AftersaleOrder { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/ComplaintNotifyEvent.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/ComplaintNotifyEvent.cs
new file mode 100644
index 00000000..29f0f548
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Events/OpenProduct/ComplaintNotifyEvent.cs
@@ -0,0 +1,47 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 EVENT.aftersale_user_cancel 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/miniprogram/dev/platform-capabilities/business-capabilities/ministore/minishopopencomponent2/callback/complaint_order.html </para>
+    /// </summary>
+    public class ComplaintNotifyEvent : WechatApiEvent, WechatApiEvent.Serialization.IJsonSerializable, WechatApiEvent.Serialization.IXmlSerializable
+    {
+        public static class Types
+        {
+            public class ComplaintOrder
+            {
+                /// <summary>
+                /// 获取或设置纠纷单 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("complaint_order_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("complaint_order_id")]
+                [System.Xml.Serialization.XmlElement("complaint_order_id")]
+                public long ComplaintOrderId { get; set; }
+
+                /// <summary>
+                /// 获取或设置纠纷状态。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("state")]
+                [System.Text.Json.Serialization.JsonPropertyName("state")]
+                [System.Xml.Serialization.XmlElement("state")]
+                public int State { get; set; }
+
+                /// <summary>
+                /// 获取或设置纠纷处理事件。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("event")]
+                [System.Text.Json.Serialization.JsonPropertyName("event")]
+                [System.Xml.Serialization.XmlElement("event")]
+                public int Event { get; set; }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置纠纷单信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("complaint_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("complaint_info")]
+        [System.Xml.Serialization.XmlElement("complaint_info")]
+        public Types.ComplaintOrder ComplaintOrder { get; set; } = default!;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Shop/Complaint/ShopComplaintGetListResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Shop/Complaint/ShopComplaintGetListResponse.cs
index f63e2361..a38e753a 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Shop/Complaint/ShopComplaintGetListResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Shop/Complaint/ShopComplaintGetListResponse.cs
@@ -9,6 +9,13 @@
         {
             public class ComplaintOrder
             {
+                /// <summary>
+                /// 获取或设置纠纷单 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("complaint_order_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("complaint_order_id")]
+                public long ComplaintOrderId { get; set; }
+
                 /// <summary>
                 /// 获取或设置关联订单 ID。
                 /// </summary>
@@ -23,13 +30,6 @@
                 [System.Text.Json.Serialization.JsonPropertyName("after_sale_order_id")]
                 public long AftersaleOrderId { get; set; }
 
-                /// <summary>
-                /// 获取或设置纠纷单 ID。
-                /// </summary>
-                [Newtonsoft.Json.JsonProperty("complaint_order_id")]
-                [System.Text.Json.Serialization.JsonPropertyName("complaint_order_id")]
-                public long ComplaintOrderId { get; set; }
-
                 /// <summary>
                 /// 获取或设置用户 OpenId。
                 /// </summary>
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleNewOrderEvent.xml b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleNewOrderEvent.xml
new file mode 100644
index 00000000..146fc75b
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleNewOrderEvent.xml
@@ -0,0 +1,12 @@
+<xml>
+    <ToUserName>gh_abcdefg</ToUserName>
+    <FromUserName>oABCD</FromUserName>
+    <CreateTime>12344555555</CreateTime>
+    <MsgType>event</MsgType>
+    <Event>aftersale_new_order</Event>
+    <aftersale_info>
+        <aftersale_id>123456</aftersale_id>
+        <order_id>1234567</order_id>
+        <out_order_id>abc1234567</out_order_id>
+    </aftersale_info>
+</xml>
\ No newline at end of file
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleRefundSuccessEvent.xml b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleRefundSuccessEvent.xml
new file mode 100644
index 00000000..14427609
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleRefundSuccessEvent.xml
@@ -0,0 +1,11 @@
+<xml>
+    <ToUserName>gh_abcdefg</ToUserName>
+    <FromUserName>oABCD</FromUserName>
+    <CreateTime>12344555555</CreateTime>
+    <MsgType>event</MsgType>
+    <Event>aftersale_refund_success</Event>
+    <aftersale_info>
+        <aftersale_id>123456</aftersale_id>
+        <out_aftersale_id>1234567</out_aftersale_id>
+    </aftersale_info>
+</xml>
\ No newline at end of file
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleUserCancelEvent.xml b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleUserCancelEvent.xml
new file mode 100644
index 00000000..505ba655
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleUserCancelEvent.xml
@@ -0,0 +1,11 @@
+<xml>
+    <ToUserName>gh_abcdefg</ToUserName>
+    <FromUserName>oABCD</FromUserName>
+    <CreateTime>12344555555</CreateTime>
+    <MsgType>event</MsgType>
+    <Event>aftersale_user_cancel</Event>
+    <aftersale_info>
+        <aftersale_id>123456</aftersale_id>
+        <out_aftersale_id>1234567</out_aftersale_id>
+    </aftersale_info>
+</xml>
\ No newline at end of file
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleWaitMerchantConfirmReceiptEvent.xml b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleWaitMerchantConfirmReceiptEvent.xml
new file mode 100644
index 00000000..fd769072
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleWaitMerchantConfirmReceiptEvent.xml
@@ -0,0 +1,11 @@
+<xml>
+    <ToUserName>gh_abcdefg</ToUserName>
+    <FromUserName>oABCD</FromUserName>
+    <CreateTime>12344555555</CreateTime>
+    <MsgType>event</MsgType>
+    <Event>aftersale_wait_merchant_confirm_receipt</Event>
+    <aftersale_info>
+        <aftersale_id>123456</aftersale_id>
+        <out_aftersale_id>1234567</out_aftersale_id>
+    </aftersale_info>
+</xml>
\ No newline at end of file
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleWaitMerchantOfflineRefundEvent.xml b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleWaitMerchantOfflineRefundEvent.xml
new file mode 100644
index 00000000..f863b4e2
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/AftersaleWaitMerchantOfflineRefundEvent.xml
@@ -0,0 +1,11 @@
+<xml>
+    <ToUserName>gh_abcdefg</ToUserName>
+    <FromUserName>oABCD</FromUserName>
+    <CreateTime>12344555555</CreateTime>
+    <MsgType>event</MsgType>
+    <Event>aftersale_wait_merchant_offline_refund</Event>
+    <aftersale_info>
+        <aftersale_id>123456</aftersale_id>
+        <out_aftersale_id>1234567</out_aftersale_id>
+    </aftersale_info>
+</xml>
\ No newline at end of file
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/ComplaintNotifyEvent.xml b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/ComplaintNotifyEvent.xml
new file mode 100644
index 00000000..239b5c3b
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/EventSamples/OpenProduct/ComplaintNotifyEvent.xml
@@ -0,0 +1,12 @@
+<xml>
+    <ToUserName>gh_abcdefg</ToUserName>
+    <FromUserName>oABCD</FromUserName>
+    <CreateTime>12344555555</CreateTime>
+    <MsgType>event</MsgType>
+    <Event>complaint_notify</Event>
+    <complaint_info>
+        <complaint_order_id>12345678</complaint_order_id>
+        <state>1</state>
+        <event>2</event>
+    </complaint_info>
+</xml>
\ No newline at end of file