diff --git a/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/ImageMessageReply.cs b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/ImageMessageReply.cs
new file mode 100644
index 00000000..a8d1773d
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/ImageMessageReply.cs
@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.Work.Events
+{
+    /// <summary>
+    /// <para>表示被动回复图片消息的数据。</para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90000/90135/90241#%E5%9B%BE%E7%89%87%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90001/90143/90377#%E5%9B%BE%E7%89%87%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90002/90151/90859#%E5%9B%BE%E7%89%87%E6%B6%88%E6%81%AF </para>
+    /// </summary>
+    public class ImageMessageReply : WechatWorkEvent, WechatWorkEvent.Types.IXmlSerializable
+    {
+        public new static class Types
+        {
+            public class Image
+            {
+                /// <summary>
+                /// 获取或设置图片 MediaId。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("MediaId")]
+                public string MediaId { get; set; } = string.Empty;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置图片信息。
+        /// </summary>
+        [System.Xml.Serialization.XmlElement("Image")]
+        public Types.Image Image { get; set; } = new Types.Image();
+
+        public ImageMessageReply()
+        {
+            Event = null;
+            MessageType = "image";
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/NewsMessageReply.cs b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/NewsMessageReply.cs
new file mode 100644
index 00000000..1745e8f3
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/NewsMessageReply.cs
@@ -0,0 +1,71 @@
+using System;
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.Work.Events
+{
+    /// <summary>
+    /// <para>表示被动回复图文消息的数据。</para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90000/90135/90241#%E5%9B%BE%E6%96%87%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90001/90143/90377#%E5%9B%BE%E6%96%87%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90002/90151/90859#%E5%9B%BE%E6%96%87%E6%B6%88%E6%81%AF </para>
+    /// </summary>
+    public class NewsMessageReply : WechatWorkEvent, WechatWorkEvent.Types.IXmlSerializable
+    {
+        public new static class Types
+        {
+            public class ArticleItem
+            {
+                /// <summary>
+                /// 获取或设置图文链接。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("Url")]
+                public string Url { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置图文封面图片链接。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("PicUrl")]
+                public string PictureUrl { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置图文标题。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("Title")]
+                public string Title { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置图文描述。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("Description")]
+                public string Description { get; set; } = string.Empty;
+            }
+
+            public class ArticleList
+            {
+                /// <summary>
+                /// 获取或设置图文列表。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("item", Type = typeof(ArticleItem))]
+                public ArticleItem[] Items { get; set; } = new ArticleItem[0];
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置图文数量。
+        /// </summary>
+        [System.Xml.Serialization.XmlElement("ArticleCount")]
+        public int ArticleCount { get; set; }
+
+        /// <summary>
+        /// 获取或设置图文列表。
+        /// </summary>
+        [System.Xml.Serialization.XmlElement("Articles")]
+        public Types.ArticleList ArticleList { get; set; } = new Types.ArticleList();
+
+        public NewsMessageReply()
+        {
+            Event = null;
+            MessageType = "news";
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/TextMessageReply.cs b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/TextMessageReply.cs
new file mode 100644
index 00000000..4bb41ed7
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/TextMessageReply.cs
@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.Work.Events
+{
+    /// <summary>
+    /// <para>表示被动回复文本消息的数据。</para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90000/90135/90241#%E6%96%87%E6%9C%AC%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90001/90143/90377#%E6%96%87%E6%9C%AC%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90002/90151/90859#%E6%96%87%E6%9C%AC%E6%B6%88%E6%81%AF </para>
+    /// </summary>
+    public class TextMessageReply : WechatWorkEvent, WechatWorkEvent.Types.IXmlSerializable
+    {
+        /// <summary>
+        /// 获取或设置消息内容。
+        /// </summary>
+        [System.Xml.Serialization.XmlElement("Content")]
+        public string Content { get; set; } = string.Empty;
+
+        public TextMessageReply()
+        {
+            Event = null;
+            MessageType = "text";
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/UpdateTaskCardReply.cs b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/UpdateTaskCardReply.cs
new file mode 100644
index 00000000..fbc04079
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/UpdateTaskCardReply.cs
@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.Work.Events
+{
+    /// <summary>
+    /// <para>表示被动回复任务卡片更新消息的数据。</para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90000/90135/90241#%E4%BB%BB%E5%8A%A1%E5%8D%A1%E7%89%87%E6%9B%B4%E6%96%B0%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90001/90143/90377#%E4%BB%BB%E5%8A%A1%E5%8D%A1%E7%89%87%E6%9B%B4%E6%96%B0%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90002/90151/90859#%E4%BB%BB%E5%8A%A1%E5%8D%A1%E7%89%87%E6%9B%B4%E6%96%B0%E6%B6%88%E6%81%AF </para>
+    /// </summary>
+    public class UpdateTaskCardReply : WechatWorkEvent, WechatWorkEvent.Types.IXmlSerializable
+    {
+        public new static class Types
+        {
+            public class TaskCard
+            {
+                /// <summary>
+                /// 获取或设置点击任务卡片按钮后显示的按钮名称。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("ReplaceName")]
+                public string ReplacementText { get; set; } = string.Empty;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置任务卡片信息。
+        /// </summary>
+        [System.Xml.Serialization.XmlElement("TaskCard")]
+        public Types.TaskCard? TaskCard { get; set; }
+
+        public UpdateTaskCardReply()
+        {
+            Event = null;
+            MessageType = "update_taskcard";
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/VideoMessageReply.cs b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/VideoMessageReply.cs
new file mode 100644
index 00000000..09327551
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/VideoMessageReply.cs
@@ -0,0 +1,50 @@
+using System;
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.Work.Events
+{
+    /// <summary>
+    /// <para>表示被动回复视频消息的数据。</para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90000/90135/90241#%E8%A7%86%E9%A2%91%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90001/90143/90377#%E8%A7%86%E9%A2%91%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90002/90151/90859#%E8%A7%86%E9%A2%91%E6%B6%88%E6%81%AF </para>
+    /// </summary>
+    public class VideoMessageReply : WechatWorkEvent, WechatWorkEvent.Types.IXmlSerializable
+    {
+        public new static class Types
+        {
+            public class Video
+            {
+                /// <summary>
+                /// 获取或设置视频 MediaId。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("MediaId")]
+                public string MediaId { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置视频标题。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("Title")]
+                public string Title { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置视频描述。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("Description")]
+                public string Description { get; set; } = string.Empty;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置视频信息。
+        /// </summary>
+        [System.Xml.Serialization.XmlElement("Video")]
+        public Types.Video Video { get; set; } = new Types.Video();
+
+        public VideoMessageReply()
+        {
+            Event = null;
+            MessageType = "video";
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/VoiceMessageReply.cs b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/VoiceMessageReply.cs
new file mode 100644
index 00000000..1f98df41
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Work/Events/Reply/VoiceMessageReply.cs
@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.Work.Events
+{
+    /// <summary>
+    /// <para>表示被动回复语音消息的数据。</para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90000/90135/90241#%E8%AF%AD%E9%9F%B3%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90001/90143/90377#%E8%AF%AD%E9%9F%B3%E6%B6%88%E6%81%AF </para>
+    /// <para>REF: https://open.work.weixin.qq.com/api/doc/90002/90151/90859#%E8%AF%AD%E9%9F%B3%E6%B6%88%E6%81%AF </para>
+    /// </summary>
+    public class VoiceMessageReply : WechatWorkEvent, WechatWorkEvent.Types.IXmlSerializable
+    {
+        public new static class Types
+        {
+            public class Voice
+            {
+                /// <summary>
+                /// 获取或设置语音 MediaId。
+                /// </summary>
+                [System.Xml.Serialization.XmlElement("MediaId")]
+                public string MediaId { get; set; } = string.Empty;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置语音信息。
+        /// </summary>
+        [System.Xml.Serialization.XmlElement("Voice")]
+        public Types.Voice Voice { get; set; } = new Types.Voice();
+
+        public VoiceMessageReply()
+        {
+            Event = null;
+            MessageType = "voice";
+        }
+    }
+}