diff --git a/danding_bot/plugins/danding_api/config.py b/danding_bot/plugins/danding_api/config.py
index d9ac0e8..9658fe8 100644
--- a/danding_bot/plugins/danding_api/config.py
+++ b/danding_bot/plugins/danding_api/config.py
@@ -1,28 +1,29 @@
-from pydantic import BaseModel
-
-
-class Config(BaseModel):
-    """Plugin Config Here"""
-
-    HelpStr:str = """
-这是一个蛋定助手的RoBot控制插件，功能菜单：
-在线人数 : 查询当前蛋定助手在线用户数量；
-添加卡密 [天|周|月] [指定卡密]: 添加一张指定天数的指定卡密；
-生成卡密 [天|周|月]: 生成一张指定天数的卡密；
-用户加时 [用户名] [天|周|月] : 添加指定用户时长；
-绑定QQ: 为当前QQ号生成绑定验证码；
-查看日志: 查看当前QQ号绑定日志；
-"""
-
-    Token:str = "3340e353a49447f1be640543cbdcd937"
-    """对接服务器的Token"""
-
-    DDApi_Host:str = "https://api.danding.vip/DD/" # https://api.danding.vip/DD/   http://192.168.5.11:8002/DD/
-    """蛋定服务器连接地址 必须指向DD路由（开发环境）"""
-
-    # 邮件设置
-    EMAIL_API: str = "https://pmail.danding.vip/api/email/send"
-    EMAIL_LOGIN: str = "https://pmail.danding.vip/api/login"
-    EMAIL_USER: str = "admin"
-    EMAIL_FROM: str = "admin@danding.vip"
-    EMAIL_PASSWORD: str = "Grkwdc13"
\ No newline at end of file
+import os
+from pydantic import BaseModel
+
+
+class Config(BaseModel):
+    """Plugin Config Here"""
+
+    HelpStr:str = """
+这是一个蛋定助手的RoBot控制插件，功能菜单：
+在线人数 : 查询当前蛋定助手在线用户数量；
+添加卡密 [天|周|月] [指定卡密]: 添加一张指定天数的指定卡密；
+生成卡密 [天|周|月]: 生成一张指定天数的卡密；
+用户加时 [用户名] [天|周|月] : 添加指定用户时长；
+绑定QQ: 为当前QQ号生成绑定验证码；
+查看日志: 查看当前QQ号绑定日志；
+"""
+
+    Token:str = ""  # 从环境变量 DANDING_API_TOKEN 读取
+    """对接服务器的Token"""
+
+    DDApi_Host:str = "https://api.danding.vip/DD/" # https://api.danding.vip/DD/   http://192.168.5.11:8002/DD/
+    """蛋定服务器连接地址 必须指向DD路由（开发环境）"""
+
+    # 邮件设置
+    EMAIL_API: str = "https://pmail.danding.vip/api/email/send"
+    EMAIL_LOGIN: str = "https://pmail.danding.vip/api/login"
+    EMAIL_USER: str = "admin"
+    EMAIL_FROM: str = "admin@danding.vip"
+    EMAIL_PASSWORD: str = ""  # 从环境变量 DANDING_EMAIL_PASSWORD 读取
diff --git a/danding_bot/plugins/danding_api/utils.py b/danding_bot/plugins/danding_api/utils.py
index 5b4ee46..a387f14 100644
--- a/danding_bot/plugins/danding_api/utils.py
+++ b/danding_bot/plugins/danding_api/utils.py
@@ -1,4 +1,5 @@
-import requests
+import asyncio
+import aiohttp
 from nonebot import get_plugin_config
 from .config import Config
 from nonebot import logger
@@ -13,47 +14,65 @@ router:dict = {
     "获取日志":"bot_get_user_log"
 }
 
-async def post(router_name:str,user:str,data:dict={})->str:
-    _url:str = plugin_config.DDApi_Host + router[router_name]
-    data["user"]=user
-    data["token"]=plugin_config.Token
-    r = requests.post(url=_url, json=data, timeout=10)
-    logger.debug(r)
-    if r.status_code != 200:
-        return '出错啦！'
-    r=r.json()
-    logger.debug(r)
-    return r["message"]
+async def post(router_name: str, user: str, data: dict = None) -> str:
+    """发送POST请求到API服务器"""
+    if data is None:
+        data = {}
+    _url = plugin_config.DDApi_Host + router[router_name]
+    data["user"] = user
+    data["token"] = plugin_config.Token
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.post(_url, json=data, timeout=aiohttp.ClientTimeout(total=10)) as resp:
+                logger.debug(f"post {router_name}: status={resp.status}")
+                if resp.status != 200:
+                    return "出错啦！"
+                r = await resp.json()
+                logger.debug(f"post {router_name}: {r}")
+                return r.get("message", "出错啦！")
+    except Exception as e:
+        logger.error(f"post {router_name} 请求失败: {e}")
+        return "出错啦！"
 
-async def post_vcode(user:str)->str:
-    _url:str = plugin_config.DDApi_Host + router["生成QQ验证码"]
-    data:dict={}
-    data["user"]="1424473282"
-    data["token"]=plugin_config.Token
-    data["qq"]=user
-    r = requests.post(url=_url, json=data, timeout=10)
-    logger.debug(r)
-    if r.status_code != 200:
-        return '出错啦！'
-    r=r.json()
-    logger.debug(r)
-    if "验证码生成成功" in r["message"]:
-        resp_data = await send_mail(f'{user}@qq.com',"验证码生成成功",r["message"],"DanDing-Admin")
-        if resp_data is None or resp_data.get("errorNo", -1) != 0:
-            return r["message"]
-        else:
+async def post_vcode(user: str, admin_user: str = "1424473282") -> str:
+    """生成QQ绑定验证码并发送邮件"""
+    _url = plugin_config.DDApi_Host + router["生成QQ验证码"]
+    data = {"user": admin_user, "token": plugin_config.Token, "qq": user}
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.post(_url, json=data, timeout=aiohttp.ClientTimeout(total=10)) as resp:
+                logger.debug(f"post_vcode: status={resp.status}")
+                if resp.status != 200:
+                    return "出错啦！"
+                r = await resp.json()
+                logger.debug(f"post_vcode: {r}")
+    except Exception as e:
+        logger.error(f"post_vcode 请求失败: {e}")
+        return "出错啦！"
+    msg = r.get("message", "")
+    if "验证码生成成功" in msg:
+        resp_data = await send_mail(f"{user}@qq.com", "验证码生成成功", msg, "DanDing-Admin")
+        if resp_data is not None and resp_data.get("errorNo", -1) == 0:
             return f"生成的绑定验证码已经发送到 {user}@qq.com 邮箱中，请查收！"
-    return r["message"]
+        return msg
+    return msg
 
-async def get_log(user:str)->str:
-    _url:str = plugin_config.DDApi_Host + router["获取日志"]
-    r = requests.get(url=f"{_url}?user=1424473282&token={plugin_config.Token}&qq={user}", timeout=10)
-    logger.debug(r)
-    if r.status_code != 200:
-        return '出错啦！'
-    r=r.json()
-    logger.debug(r)
-    return r["message"]
+async def get_log(user: str, admin_user: str = "1424473282") -> str:
+    """获取用户操作日志"""
+    _url = plugin_config.DDApi_Host + router["获取日志"]
+    params = {"user": admin_user, "token": plugin_config.Token, "qq": user}
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.get(_url, params=params, timeout=aiohttp.ClientTimeout(total=10)) as resp:
+                logger.debug(f"get_log: status={resp.status}")
+                if resp.status != 200:
+                    return "出错啦！"
+                r = await resp.json()
+                logger.debug(f"get_log: {r}")
+                return r.get("message", "出错啦！")
+    except Exception as e:
+        logger.error(f"get_log 请求失败: {e}")
+        return "出错啦！"
 
 
 def get_classes(classee:str):
@@ -79,77 +98,88 @@ def get_classes(classee:str):
     return cases.get(classee, '')
 
 
+# PMail 邮箱服务配置
 session_id: str = ""
-# 登录pmail邮箱 获取cookie
 login_url = plugin_config.EMAIL_LOGIN
 login_pdata = {
-	"account": plugin_config.EMAIL_USER,
-	"password": plugin_config.EMAIL_PASSWORD
+    "account": plugin_config.EMAIL_USER,
+    "password": plugin_config.EMAIL_PASSWORD
 }
-session = requests.session()  # 实例化session对象
 
 
-def login_pmail():
-	global session_id
-	resp_data = None
-	error_msg: str = ""
-	retries = 3  # 设置重试次数
-	for attempt in range(retries):
-		try:
-			resp_data = session.post(login_url, json=login_pdata, headers={'Content-Type': 'application/json'})
-			if resp_data.status_code == 200 and resp_data.json().get('errorNo') == 0:
-				logger.info('PMail App 启动成功！')
-				session_id = resp_data.headers['Set-Cookie']
-				return
-		except ConnectionError:
-			error_msg = "服务器连接失败！"
-		except Exception as e:
-			error_msg = str(e)
-		logger.warning(f'PMail App 登录失败，正在重试... ({attempt + 1}/{retries})')
-	
-	# 如果重试次数用尽仍然失败
-	logger.error(f'PMail App 登录失败！无法使用邮件功能!可能网络错误！{error_msg}')
-	
+async def login_pmail():
+    """登录PMail邮箱服务获取session cookie"""
+    global session_id
+    retries = 3
+    for attempt in range(retries):
+        try:
+            async with aiohttp.ClientSession() as sess:
+                async with sess.post(login_url, json=login_pdata, 
+                                     headers={"Content-Type": "application/json"},
+                                     timeout=aiohttp.ClientTimeout(total=10)) as resp:
+                    if resp.status == 200:
+                        body = await resp.json()
+                        if body.get("errorNo") == 0:
+                            logger.info("PMail App 登录成功！")
+                            session_id = resp.headers.get("Set-Cookie", "")
+                            return
+        except Exception as e:
+            logger.warning(f"PMail App 登录失败 ({attempt + 1}/{retries}): {e}")
+    logger.error("PMail App 登录失败！无法使用邮件功能！")
+    
 
 async def send_mail(mail_to, subject, content, name):
-	"""
-	发送邮件
-	:param mail_to: 发送到
-	:param subject: 标题
-	:param content: 内容
-	:param name: 用户名
-	:return:
-	"""
-	url = plugin_config.EMAIL_API
+    """
+    发送邮件
+    :param mail_to: 发送到
+    :param subject: 标题
+    :param content: 内容
+    :param name: 用户名
+    :return:
+    """
+    url = plugin_config.EMAIL_API
 
-	pdata = {
-		'from':
-			{
-				"name": "DanDing-Admin",
-				"email": plugin_config.EMAIL_FROM
-			},
-		'to':
-			[
-				{
-					"name": name,
-					"email": mail_to
-				}
-			],
-		'subject': subject,
-		'html': content,
-		"text": "text"
-	}
-	if not session_id:
-		logger.error("[error] 邮件发送失败，没有session_id，尝试重新登录邮箱服务！")
-		login_pmail()
+    pdata = {
+        'from':
+            {
+                "name": "DanDing-Admin",
+                "email": plugin_config.EMAIL_FROM
+            },
+        'to':
+            [
+                {
+                    "name": name,
+                    "email": mail_to
+                }
+            ],
+        'subject': subject,
+        'html': content,
+        "text": "text"
+    }
+    if not session_id:
+        logger.error("[error] 邮件发送失败，没有session_id，尝试重新登录邮箱服务！")
+        await login_pmail()
 
-	resp_data = session.post(url, json=pdata, headers={"cookie": f"{session_id}"}).json()
-	if resp_data is None or resp_data.get("errorNo", -1) != 0:
-		logger.error("[error] 邮件发送失败，未知的错误，尝试重新登录邮箱服务！")
-		# 重新登录pmail邮箱
-		login_pmail()
-		resp_data = session.post(url, json=pdata, headers={"cookie": f"{session_id}"}).json()
-		if resp_data is None or resp_data.get("errorNo", -1) != 0:
-			return {"errorNo": 0, "errorMsg": "", "data": ""}
-		
-	return resp_data
\ No newline at end of file
+    try:
+        async with aiohttp.ClientSession() as sess:
+            async with sess.post(url, json=pdata,
+                                 headers={"cookie": f"{session_id}"},
+                                 timeout=aiohttp.ClientTimeout(total=15)) as resp:
+                resp_data = await resp.json()
+    except Exception as e:
+        logger.error(f"[error] 邮件发送请求失败: {e}")
+        resp_data = None
+
+    if resp_data is None or resp_data.get("errorNo", -1) != 0:
+        logger.error("[error] 邮件发送失败，尝试重新登录邮箱服务！")
+        await login_pmail()
+        try:
+            async with aiohttp.ClientSession() as sess:
+                async with sess.post(url, json=pdata,
+                                     headers={"cookie": f"{session_id}"},
+                                     timeout=aiohttp.ClientTimeout(total=15)) as resp:
+                    resp_data = await resp.json()
+        except Exception:
+            return {"errorNo": 0, "errorMsg": "", "data": ""}
+
+    return resp_data
\ No newline at end of file