diff --git a/core/async_mysql.py b/core/async_mysql.py
deleted file mode 100644
index 66862ed..0000000
--- a/core/async_mysql.py
+++ /dev/null
@@ -1,93 +0,0 @@
-import aiomysql
-
-from astrbot.api import logger
-
-class AsyncMySQL:
-    def __init__(self, db_config: dict):
-        self.db_config = db_config
-        self.pool = None
-
-    async def init_pool(self):
-        """初始化连接池"""
-        if self.pool is None:
-            self.pool = await aiomysql.create_pool(**self.db_config)
-
-    async def close_pool(self):
-        """关闭连接池"""
-        if self.pool:
-            self.pool.close()
-            await self.pool.wait_closed()
-            self.pool = None
-
-    async def fetch_one(self, sql: str, params=None):
-        """查询单条数据"""
-        await self.init_pool()
-        async with self.pool.acquire() as conn: # type: ignore
-            async with conn.cursor(aiomysql.DictCursor) as cursor:
-                await cursor.execute(sql, params or ())
-                return await cursor.fetchone()
-
-    async def fetch_all(self, sql: str, params=None):
-        """查询多条数据"""
-        await self.init_pool()
-        async with self.pool.acquire() as conn: # type: ignore
-            async with conn.cursor(aiomysql.DictCursor) as cursor:
-                await cursor.execute(sql, params or ())
-                return await cursor.fetchall()
-
-
-    async def execute(self, sql: str, params=None):
-        """执行 SQL（insert/update/delete）"""
-        await self.init_pool()
-        async with self.pool.acquire() as conn: # type: ignore
-            async with conn.cursor() as cursor:
-                await cursor.execute(sql, params or ())
-                await conn.commit()
-                return cursor.rowcount
-
-    async def executemany(self, sql: str, params_list):
-        """批量执行 SQL"""
-        await self.init_pool()
-        async with self.pool.acquire() as conn: # type: ignore
-            async with conn.cursor() as cursor:
-                await cursor.executemany(sql, params_list)
-                await conn.commit()
-                return cursor.rowcount
-
-    async def truncate_table(self, table_name: str):
-        """清空指定表"""
-        await self.init_pool()
-        async with self.pool.acquire() as conn: # type: ignore
-            async with conn.cursor() as cursor:
-                sql = f"TRUNCATE TABLE `{table_name}`"
-                await cursor.execute(sql)
-                await conn.commit()
-                return True
-
-    # ----------------------------------------------------------------------
-    # 新增：自动生成 SQL 的增删改功能
-    # ----------------------------------------------------------------------
-
-    async def insert_record(self, table: str, data: dict):
-        """插入记录：data 是 dict"""
-        keys = ", ".join(f"`{k}`" for k in data.keys())
-        placeholders = ", ".join(["%s"] * len(data))
-        sql = f"INSERT INTO `{table}` ({keys}) VALUES ({placeholders})"
-        logger.info(f"Executing SQL: {sql}")
-        return await self.execute(sql, tuple(data.values()))
-
-    async def update_record(self, table: str, data: dict, where: dict):
-        """更新记录：data、where 都是 dict"""
-        set_clause = ", ".join(f"`{k}`=%s" for k in data.keys())
-        where_clause = " AND ".join(f"`{k}`=%s" for k in where.keys())
-
-        sql = f"UPDATE `{table}` SET {set_clause} WHERE {where_clause}"
-
-        params = tuple(data.values()) + tuple(where.values())
-        return await self.execute(sql, params)
-
-    async def delete_record(self, table: str, where: dict):
-        """删除记录：where 是 dict"""
-        where_clause = " AND ".join(f"`{k}`=%s" for k in where.keys())
-        sql = f"DELETE FROM `{table}` WHERE {where_clause}"
-        return await self.execute(sql, tuple(where.values()))
\ No newline at end of file
diff --git a/core/async_task.py b/core/async_task.py
index 0cd0a69..d78941e 100644
--- a/core/async_task.py
+++ b/core/async_task.py
@@ -28,7 +28,7 @@ class AsyncTask:
         self.jx3fun = jx3fun
 
 
-    async def cycle_kaifjiankong(self):
+    async def cycle_kfjk(self):
         """开服监控后台程序"""
         # 获取配置信息
         conf = self.conf.get("kfjk", {})
@@ -39,7 +39,6 @@ class AsyncTask:
         }
 
         self.kfjk_server_state = True    # 上一次查询的状态
-        self.kfjk_server_state_new = False  # 最新查询的状态
 
         if self.kfjk_conf["enable"]:
             logger.info(f"开服监控功能开启")
@@ -58,7 +57,8 @@ class AsyncTask:
                     for umo in self.kfjk_conf["umos"]:
                         await self.context.send_message(umo, message_chain)
             self.kfjk_server_state = self.kfjk_server_state_new
-            await asyncio.sleep(self.kfjk_conf["time"])  # 休眠指定时间（分钟）
+            await asyncio.sleep(self.kfjk_conf["time"])  # 休眠指定时间
+
 
     async def get_kfjk_conf(self) -> str:
         """获取开服监控配置信息"""
diff --git a/main.py b/main.py
index 47d7901..3e62a03 100644
--- a/main.py
+++ b/main.py
@@ -58,7 +58,7 @@ class Jx3ApiPlugin(Star):
         self.jx3fun = JX3Service(self.api_config,self.db)
         self.at = AsyncTask(self.context, self.conf, self.jx3fun)
         # 周期函数调用
-        self.kf_task = asyncio.create_task(self.at.cycle_kaifjiankong())
+        self.kf_task = asyncio.create_task(self.at.cycle_kfjk())
 
         logger.info("jx3api异步插件初始化完成")
 
@@ -279,7 +279,8 @@ class Jx3ApiPlugin(Star):
 
     async def terminate(self):
         """可选择实现异步的插件销毁方法，当插件被卸载/停用时会调用。"""
+        # 关闭数据库连接
         await self.db.close()
-        # 后台进程销毁
+        # 后台z周期进程销毁
         self.kf_task.cancel()
         logger.info("jx3api插件已卸载/停用")
\ No newline at end of file