diff --git a/tools/crawler_util.py b/tools/crawler_util.py
index c152b08..198234f 100644
--- a/tools/crawler_util.py
+++ b/tools/crawler_util.py
@@ -21,14 +21,12 @@ import re
 import urllib
 import urllib.parse
 from io import BytesIO
-from typing import Dict, List, Optional, Tuple
+from typing import Dict, List, Optional, Tuple, cast
 
 import httpx
 from PIL import Image, ImageDraw
 from playwright.async_api import Cookie, Page
 
-from proxy.proxy_ip_pool import IpInfoModel
-
 from . import utils
 
 
@@ -173,8 +171,12 @@ def match_interact_info_count(count_str: str) -> int:
         return 0
 
 
-def format_proxy_info(ip_proxy_info: IpInfoModel) -> Tuple[Optional[Dict], Optional[Dict]]:
+def format_proxy_info(ip_proxy_info) -> Tuple[Optional[Dict], Optional[Dict]]:
     """format proxy info for playwright and httpx"""
+    # fix circular import issue
+    from proxy.proxy_ip_pool import IpInfoModel
+    ip_proxy_info = cast(IpInfoModel, ip_proxy_info)
+
     playwright_proxy = {
         "server": f"{ip_proxy_info.protocol}{ip_proxy_info.ip}:{ip_proxy_info.port}",
         "username": ip_proxy_info.user,