diff --git a/client.go b/client.go
index f805dec..2e9c7f9 100644
--- a/client.go
+++ b/client.go
@@ -192,3 +192,135 @@ func (w *WxHelper) SendText(param *SendText) (err error) {
 
 	return
 }
+
+// SendFileMsg
+// @description: 发送文件
+// @receiver w
+// @param param
+// @return err
+func (w *WxHelper) SendFileMsg(param SendFileMsg) (err error) {
+	req := w.client.R()
+	req.Header.Set("Content-Type", "application/json")
+	req.SetBody(param)
+	_, err = req.SetResult(&w.tmpResult).Post(w.GetAddr("/api/sendFileMsg"))
+	if err != nil {
+		return fmt.Errorf("发送文件失败: %v", err.Error())
+	}
+
+	if w.tmpResult.Code == 0 {
+		return fmt.Errorf("发送文件失败: %v", w.tmpResult.Msg)
+	}
+
+	return
+}
+
+// SendImageMsg
+// @description: 发送图片
+// @receiver w
+// @param param
+// @return err
+func (w *WxHelper) SendImageMsg(param SendImageMsg) (err error) {
+	req := w.client.R()
+	req.Header.Set("Content-Type", "application/json")
+	req.SetBody(param)
+	_, err = req.SetResult(&w.tmpResult).Post(w.GetAddr("/api/sendImagesMsg"))
+	if err != nil {
+		return fmt.Errorf("发送图片失败: %v", err.Error())
+	}
+
+	if w.tmpResult.Code <= 0 {
+		return fmt.Errorf("发送图片失败: %v", w.tmpResult.Msg)
+	}
+
+	return
+}
+
+// ForwardMsg
+// @description: 转发消息
+// @receiver w
+// @param param
+// @return err
+func (w *WxHelper) ForwardMsg(param ForwardMsg) (err error) {
+	req := w.client.R()
+	req.Header.Set("Content-Type", "application/json")
+	req.SetBody(param)
+	_, err = req.SetResult(&w.tmpResult).Post(w.GetAddr("/api/forwardMsg"))
+	if err != nil {
+		return fmt.Errorf("转发消息失败: %v", err.Error())
+	}
+
+	if w.tmpResult.Code != 1 {
+		return fmt.Errorf("转发消息失败: %v", w.tmpResult.Msg)
+	}
+
+	return
+}
+
+// DecodeImage
+// @description: 解码图片
+// @receiver w
+// @param param
+// @return err
+func (w *WxHelper) DecodeImage(param DecodeImage) (err error) {
+	req := w.client.R()
+	req.Header.Set("Content-Type", "application/json")
+	req.SetBody(param)
+	_, err = req.SetResult(&w.tmpResult).Post(w.GetAddr("/api/decodeImage"))
+	if err != nil {
+		return fmt.Errorf("解码图片失败: %v", err.Error())
+	}
+
+	if w.tmpResult.Code <= 0 {
+		return fmt.Errorf("解码图片失败: %v", w.tmpResult.Msg)
+	}
+
+	return
+}
+
+// GetChatRoomDetail
+// @description: 获取群聊详情
+// @receiver w
+// @param param
+// @return chatRoot
+// @return err
+func (w *WxHelper) GetChatRoomDetail(param ChatRoomId) (chatRoot *ChatRoomDetail, err error) {
+	req := w.client.R()
+	req.Header.Set("Content-Type", "application/json")
+	req.SetBody(param)
+	_, err = req.SetResult(&w.tmpResult).Post(w.GetAddr("/api/getChatRoomDetailInfo"))
+	if err != nil {
+		return nil, fmt.Errorf("获取群聊信息失败: %v", err.Error())
+	}
+
+	if w.tmpResult.Code != 1 {
+		return nil, fmt.Errorf("获取群聊信息失败: %v", w.tmpResult.Msg)
+	}
+
+	data, _ := json.Marshal(w.tmpResult.Data)
+	_ = json.Unmarshal(data, &chatRoot)
+	return
+}
+
+// GetChatRoomMember
+// @description: 获取群聊人员
+// @receiver w
+// @param param
+// @return members
+// @return err
+func (w *WxHelper) GetChatRoomMember(param ChatRoomId) (members *ChatRoomMembers, err error) {
+	req := w.client.R()
+	req.Header.Set("Content-Type", "application/json")
+	req.SetBody(param)
+	_, err = req.SetResult(&w.tmpResult).Post(w.GetAddr("/api/getMemberFromChatRoom"))
+	if err != nil {
+		return nil, fmt.Errorf("获取群聊人员信息失败: %v", err.Error())
+	}
+
+	if w.tmpResult.Code != 1 {
+		return nil, fmt.Errorf("获取群聊人员信息失败: %v", w.tmpResult.Msg)
+	}
+
+	data, _ := json.Marshal(w.tmpResult.Data)
+	_ = json.Unmarshal(data, &members)
+	return
+}
diff --git a/request.go b/request.go
index 5be38f9..40c99bc 100644
--- a/request.go
+++ b/request.go
@@ -24,3 +24,37 @@ type SendText struct {
 	Wxid string `json:"wxid"`
 	Msg  string `json:"msg"`
 }
+
+// SendFileMsg
+// @description: 发送文件
+type SendFileMsg struct {
+	Wxid     string `json:"wxid"`
+	FilePath string `json:"filePath"`
+}
+
+// SendImageMsg
+// @description: 发送图片
+type SendImageMsg struct {
+	Wxid      string `json:"wxid"`
+	ImagePath string `json:"imagePath"`
+}
+
+// DecodeImage
+// @description: 解码图片
+type DecodeImage struct {
+	FilePath string `json:"filePath"`
+	StoreDir string `json:"storeDir"`
+}
+
+// ChatRoomId
+// @description: 群聊ID
+type ChatRoomId struct {
+	ChatRoomId string `json:"chatRoomId"`
+}
+
+// ForwardMsg
+// @description: 转发消息
+type ForwardMsg struct {
+	Wxid  string `json:"wxid"`
+	MsgId string `json:"msgId"`
+}
diff --git a/response.go b/response.go
index 112a6a4..a5ab7ad 100644
--- a/response.go
+++ b/response.go
@@ -39,3 +39,22 @@ type Friend struct {
 	VerifyFlag    int    `json:"verifyFlag"`
 	Wxid          string `json:"wxid"`
 }
+
+// ChatRoomDetail
+// @description: 群聊详情
+type ChatRoomDetail struct {
+	ChatRoomId string `json:"chatRoomId"`
+	Notice     string `json:"notice"`
+	Admin      string `json:"admin"`
+	Xml        string `json:"xml"`
+}
+
+// ChatRoomMembers
+// @description: 群聊人员信息
+type ChatRoomMembers struct {
+	Admin          string `json:"admin"`
+	AdminNickname  string `json:"adminNickname"`
+	ChatRoomId     string `json:"chatRoomId"`
+	MemberNickname string `json:"memberNickname"`
+	Members        string `json:"members"`
+}