diff --git a/README.md b/README.md
index e88d95c4..12ed6166 100644
--- a/README.md
+++ b/README.md
@@ -300,6 +300,7 @@ PS: **ARM平台** 请使用全量版 同时 **如果你的机器 RAM < 1G 可能
 
 * 词条问题支持真寻的昵称开头与at真寻开头并优化回复
 * 更正私聊时功能管理回复错误
+* 添加单例注解
 * 添加统计表
 
 ### 2022/12/10
diff --git a/basic_plugins/help/utils.py b/basic_plugins/help/utils.py
index 5e425929..301cb379 100644
--- a/basic_plugins/help/utils.py
+++ b/basic_plugins/help/utils.py
@@ -1,5 +1,6 @@
 from typing import List, Tuple, Dict, Optional
 from configs.path_config import IMAGE_PATH
+from utils.decorator import Singleton
 from utils.image_utils import BuildImage
 from configs.config import Config
 import os
@@ -109,20 +110,15 @@ def group_image(image_list: List[BuildImage]) -> Tuple[List[List[BuildImage]], i
     return image_group, max(max_h + 250, max_w + 70)
 
 
+@Singleton
 class HelpImageBuild:
 
-    build: Optional["HelpImageBuild"] = None
-
     def __init__(self):
+        print('初始化咯')
         self._data: Dict[str, PluginData] = plugin_data_manager.get_data()
         self._sort_data: Dict[str, List[PluginData]] = {}
         self._image_list = []
 
-    def __new__(cls, *args, **kwargs):
-        if not cls.build:
-            cls.build = super().__new__(cls)
-        return cls.build
-
     def sort_type(self):
         """
         说明:
@@ -156,7 +152,8 @@ class HelpImageBuild:
             :param group_id: 群号
         """
         self._image_list = []
-        self.sort_type()
+        if not self._sort_data.keys():
+            self.sort_type()
         font_size = 24
         build_type = Config.get_config("help", "TYPE")
         _image = BuildImage(0, 0, plain_text="1", font_size=font_size)
diff --git a/basic_plugins/hooks/_utils.py b/basic_plugins/hooks/_utils.py
index 5f30fd60..c32906f8 100644
--- a/basic_plugins/hooks/_utils.py
+++ b/basic_plugins/hooks/_utils.py
@@ -19,6 +19,7 @@ from models.friend_user import FriendUser
 from models.group_member_info import GroupInfoUser
 from models.level_user import LevelUser
 from models.user_shop_gold_log import UserShopGoldLog
+from utils.decorator import Singleton
 from utils.manager import (
     plugins2block_manager,
     StaticData,
@@ -119,24 +120,18 @@ class ReturnException(Exception):
     pass
 
 
+@Singleton
 class AuthChecker:
     """
     权限检查
     """
 
-    checker: Optional["AuthChecker"] = None
-
     def __init__(self):
         self._flmt = FreqLimiter(Config.get_config("hook", "CHECK_NOTICE_INFO_CD"))
         self._flmt_g = FreqLimiter(Config.get_config("hook", "CHECK_NOTICE_INFO_CD"))
         self._flmt_s = FreqLimiter(Config.get_config("hook", "CHECK_NOTICE_INFO_CD"))
         self._flmt_c = FreqLimiter(Config.get_config("hook", "CHECK_NOTICE_INFO_CD"))
 
-    def __new__(cls, *args, **kwargs):
-        if not cls.checker:
-            cls.checker = super().__new__(cls)
-        return cls.checker
-
     async def auth(self, matcher: Matcher, bot: Bot, event: Event):
         """
         说明:
diff --git a/utils/decorator/__init__.py b/utils/decorator/__init__.py
index e69de29b..b91f2a8a 100644
--- a/utils/decorator/__init__.py
+++ b/utils/decorator/__init__.py
@@ -0,0 +1,13 @@
+class Singleton:
+
+    """
+    单例注解
+    """
+
+    def __init__(self, cls):
+        self._cls = cls
+
+    def __call__(self, *args, **kw):
+        if not hasattr(self, "_instance"):
+            self._instance = self._cls(*args, **kw)
+        return self._instance
diff --git a/utils/decorator/limit.py b/utils/decorator/limit.py
deleted file mode 100644
index 6fb66a5e..00000000
--- a/utils/decorator/limit.py
+++ /dev/null
@@ -1,6 +0,0 @@
-
-
-
-
-
-