diff --git a/group_add/main.py b/group_add/main.py
index ae4f92f..91ad1e2 100644
--- a/group_add/main.py
+++ b/group_add/main.py
@@ -1,4 +1,5 @@
 import logging
+import re
 from datetime import datetime
 
 import mysql.connector.pooling
@@ -33,11 +34,14 @@ class GroupAdd:
         if self.gbm.get_group_permission(message.roomid, Feature.GROUP_ADD) == PermissionStatus.DISABLED:
             return
 
-        now_time = str(datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
-        nick_name = self.all_contacts.get(message.sender, message.sender)
+        now_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
 
-        # 创建包含用户昵称、时间和Emoji表情的字符串
-        welcome_message = f"🎉 欢迎用户 {message.content} \n👋 🕒 {now_time} 🕒 ！😊"
+        # 使用正则表达式提取双引号中的内容
+        match = re.search(r'"(.*?)"', message.content)
 
-        self.wcf.send_text(welcome_message, (message.roomid if message.from_group() else message.sender),
-                           message.sender)
+        if match:
+            nickname = match.group(1)
+            welcome_message = f"🎉 欢迎 【{nickname}】 加入群聊\n👋 🕒 {now_time} 🕒 ！😊"
+            self.wcf.send_text(welcome_message, message.roomid)
+        else:
+            print("未找到昵称信息！")