diff --git a/robot.py b/robot.py
index b93fac9..14971cb 100644
--- a/robot.py
+++ b/robot.py
@@ -169,8 +169,16 @@ class Robot(Job):
                     self.contacts_db.save_chatroom_info(chatroom_info.get('data', {}))
                     self.LOG.info(f"添加新的群信息到数据库成功：{chatroom_info}")
                     # 添加 memberList 到群组信息表中
-                    self.contacts_db.save_chatroom_member_detail(msg.roomid,
-                                                                 chatroom_info.get('data', {}).get('memberList', []))
+                    member_list = chatroom_info.get('data', {}).get('memberList', [])
+                    self.contacts_db.save_chatroom_member_detail(msg.roomid, member_list)
+                    for info in chatroom_info.get('data', {}).get('memberList', []):
+                        wxid = info.get("wxid", "")
+                        self.LOG.info(f"已添加新用户信息到数据库: {wxid}")
+                        # 更新缓存
+                        self.allContacts[wxid] = info.get("nickName", "nickName")
+                        self.LOG.info(f"已维护新用户信息到缓存: {wxid}")
+                    self.contact_manager.set_contacts(self.allContacts)
+                    self.contacts_db.save_chatroom_member_detail(msg.roomid, member_list)
                 except Exception as e:
                     self.LOG.error(f"chatroom_info save error: {e}")
                     return