diff --git a/work/kf/servicer.go b/work/kf/servicer.go
index 5c34efc99..8e64c3eaa 100644
--- a/work/kf/servicer.go
+++ b/work/kf/servicer.go
@@ -18,20 +18,23 @@ const (
 
 // ReceptionistOptions 添加接待人员请求参数
 type ReceptionistOptions struct {
-	OpenKFID   string   `json:"open_kfid"`   // 客服帐号ID
-	UserIDList []string `json:"userid_list"` // 接待人员userid列表。第三方应用填密文userid，即open_userid 可填充个数：1 ~ 100。超过100个需分批调用。
+	OpenKFID         string   `json:"open_kfid"`          // 客服帐号ID
+	UserIDList       []string `json:"userid_list"`        // 接待人员userid列表。第三方应用填密文userid，即open_userid 可填充个数：1 ~ 100。超过100个需分批调用。
+	DepartmentIDList []int    `json:"department_id_list"` // 接待人员部门id列表 可填充个数：0 ~ 100。超过100个需分批调用。
 }
 
 // ReceptionistSchema 添加接待人员响应内容
 type ReceptionistSchema struct {
 	util.CommonError
 	ResultList []struct {
-		UserID string `json:"userid"`
+		UserID       string `json:"userid"`
+		DepartmentID int    `json:"department_id"`
 		util.CommonError
 	} `json:"result_list"`
 }
 
 // ReceptionistAdd 添加接待人员
+// @see https://developer.work.weixin.qq.com/document/path/94646
 func (r *Client) ReceptionistAdd(options ReceptionistOptions) (info ReceptionistSchema, err error) {
 	var (
 		accessToken string
@@ -49,10 +52,11 @@ func (r *Client) ReceptionistAdd(options ReceptionistOptions) (info Receptionist
 	if info.ErrCode != 0 {
 		return info, NewSDKErr(info.ErrCode, info.ErrMsg)
 	}
-	return info, nil
+	return
 }
 
 // ReceptionistDel 删除接待人员
+// @see https://developer.work.weixin.qq.com/document/path/94647
 func (r *Client) ReceptionistDel(options ReceptionistOptions) (info ReceptionistSchema, err error) {
 	var (
 		accessToken string
@@ -72,19 +76,22 @@ func (r *Client) ReceptionistDel(options ReceptionistOptions) (info Receptionist
 	if info.ErrCode != 0 {
 		return info, NewSDKErr(info.ErrCode, info.ErrMsg)
 	}
-	return info, nil
+	return
 }
 
 // ReceptionistListSchema 获取接待人员列表响应内容
 type ReceptionistListSchema struct {
 	util.CommonError
 	ReceptionistList []struct {
-		UserID string `json:"userid"` // 接待人员的userid。第三方应用获取到的为密文userid，即open_userid
-		Status int    `json:"status"` // 接待人员的接待状态。0:接待中,1:停止接待。第三方应用需具有“管理帐号、分配会话和收发消息”权限才可获取
+		UserID       string `json:"userid"`        // 接待人员的userid。第三方应用获取到的为密文userid，即open_userid
+		Status       int    `json:"status"`        // 接待人员的接待状态。0:接待中,1:停止接待。第三方应用需具有“管理帐号、分配会话和收发消息”权限才可获取
+		DepartmentID int    `json:"department_id"` // 接待人员部门的id
+		StopType     int    `json:"stop_type"`     // 接待人员的接待状态为「停止接待」的子类型。0:停止接待,1:暂时挂起
 	} `json:"servicer_list"`
 }
 
 // ReceptionistList 获取接待人员列表
+// @see https://developer.work.weixin.qq.com/document/path/94645
 func (r *Client) ReceptionistList(kfID string) (info ReceptionistListSchema, err error) {
 	var (
 		accessToken string
@@ -104,5 +111,5 @@ func (r *Client) ReceptionistList(kfID string) (info ReceptionistListSchema, err
 	if info.ErrCode != 0 {
 		return info, NewSDKErr(info.ErrCode, info.ErrMsg)
 	}
-	return info, nil
+	return
 }
diff --git a/work/material/media.go b/work/material/media.go
index b9647adc3..c3c8e0c34 100644
--- a/work/material/media.go
+++ b/work/material/media.go
@@ -14,6 +14,8 @@ const (
 	uploadTempFile = "https://qyapi.weixin.qq.com/cgi-bin/media/upload?access_token=%s&type=%s"
 	// uploadAttachment 上传附件资源
 	uploadAttachment = "https://qyapi.weixin.qq.com/cgi-bin/media/upload_attachment?access_token=%s&media_type=%s&attachment_type=%d"
+	// getTempFile 获取临时素材
+	getTempFile = "https://qyapi.weixin.qq.com/cgi-bin/media/get?access_token=%s&media_id=%s"
 )
 
 // UploadImgResponse 上传图片响应
@@ -148,3 +150,21 @@ func (r *Client) UploadAttachmentFromReader(filename, mediaType string, reader i
 	err = util.DecodeWithError(response, result, "UploadAttachment")
 	return result, err
 }
+
+// GetTempFile 获取临时素材
+// @see https://developer.work.weixin.qq.com/document/path/90254
+func (r *Client) GetTempFile(mediaID string) ([]byte, error) {
+	var (
+		accessToken string
+		err         error
+	)
+	if accessToken, err = r.GetAccessToken(); err != nil {
+		return nil, err
+	}
+	url := fmt.Sprintf(getTempFile, accessToken, mediaID)
+	response, err := util.HTTPGet(url)
+	if err != nil {
+		return nil, err
+	}
+	return response, nil
+}