diff --git a/README.md b/README.md
index 63fba06..371647b 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,7 @@ app/
 ```bash
 curl -X POST 'http://localhost:8000/proxy/rotate' \
   -H 'Content-Type: application/json' \
-  -d '{"cityhash": "310000", "num": 20}'
+  -d '{"id": 1}'
 ```
 
 - 响应示例（变更成功）：
diff --git a/app/rotation_service.py b/app/rotation_service.py
index abef2a9..c7d832c 100644
--- a/app/rotation_service.py
+++ b/app/rotation_service.py
@@ -82,7 +82,7 @@ def apply_gateway_route(edge_id: Optional[str], ip: str, geo: str, client_id:str
         "table": 1,  # 路由表ID
         "enable": True,  # 启用规则
         "edge": [edge_id] if edge_id else [],  # 边缘设备列表
-        "network": [client_infos[client_id]],  # 网络配置（当前为空）
+        "network": [client_infos[str(client_id)]],  # 网络配置（当前为空）
         "cityhash": geo or "",  # 城市哈希值
     }
     config = {"id": 1, "rules": [rule]}  # 配置ID和规则列表
@@ -91,7 +91,7 @@ def apply_gateway_route(edge_id: Optional[str], ip: str, geo: str, client_id:str
 
 
 
-def rotate(client_id) -> Dict[str, Any]:
+def rotate(client_id,cities) -> Dict[str, Any]:
     """
     执行IP轮换操作
     
@@ -113,10 +113,10 @@ def rotate(client_id) -> Dict[str, Any]:
         ValueError: 当cityhash为空时
     """
     # 确定地理位置参数
-    geo = get_random_cityhash()
+    geo = get_random_cityhash(cities)
     
     # 确定获取设备数量
-    n = 1
+    n = 1000
     
     # 获取设备列表
     devices = eip.list_devices(geo=geo, offset=0, num=n)
@@ -139,6 +139,9 @@ def rotate(client_id) -> Dict[str, Any]:
     return {"changed": True, "ip": ip, "edge": edge_id, "status": status, "geo": geo}
 
 
+def citie_list():
+    return {"data":list(city_dict.keys())}
+
 def status() -> Dict[str, Any]:
     """
     获取当前轮换服务状态
@@ -168,7 +171,7 @@ def status() -> Dict[str, Any]:
     return {"current": cur, "used_today": used_count, "gateway": gw}
 
 
-def get_random_city() -> Dict[str, str]:
+def get_random_city(city_list) -> Dict[str, str]:
     """
     随机获取一个城市编码
     
@@ -183,13 +186,14 @@ def get_random_city() -> Dict[str, str]:
     # 收集所有城市信息
     all_cities = []
     for province, cities in city_dict.items():
-        for city, cityhash in cities.items():
-            all_cities.append({
-                "province": province,
-                "city": city,
-                "cityhash": cityhash
-            })
-    
+        if province in city_list:
+            for city, cityhash in cities.items():
+                all_cities.append({
+                    "province": province,
+                    "city": city,
+                    "cityhash": cityhash
+                })
+        
     # 随机选择一个城市
     if not all_cities:
         raise ValueError("没有可用的城市数据")
@@ -198,14 +202,14 @@ def get_random_city() -> Dict[str, str]:
     return selected_city
 
 
-def get_random_cityhash() -> str:
+def get_random_cityhash(cities) -> str:
     """
     随机获取一个城市编码（简化版本）
     
     Returns:
         str: 随机城市编码
     """
-    city_info = get_random_city()
+    city_info = get_random_city(cities)
     return city_info["cityhash"]
 
 
diff --git a/app/routers/proxy.py b/app/routers/proxy.py
index bb7a64e..35ed168 100644
--- a/app/routers/proxy.py
+++ b/app/routers/proxy.py
@@ -3,15 +3,15 @@ from typing import Optional
 from fastapi import APIRouter, Body, Query, Form,Request
 from pydantic import BaseModel
 
-from ..rotation_service import rotate as rotate_impl, status as status_impl
+from ..rotation_service import rotate as rotate_impl, status as status_impl ,citie_list as cities_impl
 
 
 router = APIRouter()
 
 
 class RotateRequest(BaseModel):
-    cityhash: Optional[str] = None
-    num: Optional[int] = None
+    id: Optional[int] = None
+    citys: Optional[str] = None
 
 
 @router.post("/rotate")
@@ -20,9 +20,10 @@ def rotate(
 ):
     # 优先级：Query > Form > JSON
     client_id = req.id
+    cities = str(req.citys).split(',')
     # effective_cityhash = req.cityhash
     # effective_num = req.num
-    result = rotate_impl(client_id=client_id)
+    result = rotate_impl(client_id=client_id,cities =cities)
     return result
 
 
@@ -30,4 +31,6 @@ def rotate(
 def get_status():
     return status_impl()
 
-
+@router.get("/cities")
+def get_cities():
+    return cities_impl()