diff --git a/core/managers/__init__.py b/core/managers/__init__.py
index 10780cb..5be6af9 100644
--- a/core/managers/__init__.py
+++ b/core/managers/__init__.py
@@ -6,7 +6,7 @@
 """
 from ..config_loader import global_config
 from .admin_manager import AdminManager
-from .command_manager import CommandManager
+from .command_manager import matcher as command_manager
 from .permission_manager import PermissionManager
 from .plugin_manager import PluginManager
 from .redis_manager import RedisManager
@@ -20,7 +20,6 @@ admin_manager = AdminManager()
 permission_manager = PermissionManager()
 
 # 命令与事件管理器 (别名 matcher)
-command_manager = CommandManager(prefixes=tuple(global_config.bot.command))
 matcher = command_manager
 
 # 插件管理器
diff --git a/core/managers/command_manager.py b/core/managers/command_manager.py
index 522d86e..da555e7 100644
--- a/core/managers/command_manager.py
+++ b/core/managers/command_manager.py
@@ -93,7 +93,7 @@ class CommandManager:
         self.request_handler.unregister_by_plugin_name(plugin_name)
 
         # 移除插件元信息
-        plugins_to_remove = [name for name in self.plugins if name.startswith(plugin_name)]
+        plugins_to_remove = [name for name in self.plugins if name == plugin_name]
         for name in plugins_to_remove:
             del self.plugins[name]
 
diff --git a/core/managers/permission_manager.py b/core/managers/permission_manager.py
index de808c1..b7904c3 100644
--- a/core/managers/permission_manager.py
+++ b/core/managers/permission_manager.py
@@ -170,13 +170,20 @@ class PermissionManager(Singleton):
         user_permission = await self.get_user_permission(user_id)
         return user_permission >= required_permission
 
-    def get_all_user_permissions(self) -> Dict[str, str]:
+    async def get_all_user_permissions(self) -> Dict[str, str]:
         """
-        获取所有已配置的用户权限
+        获取所有已配置的用户权限（包括 AdminManager 中的管理员）
 
         :return: 一个包含所有用户权限的字典
         """
-        return self._data["users"].copy()
+        permissions = self._data["users"].copy()
+        
+        # 合并 AdminManager 中的管理员
+        admins = await admin_manager.get_all_admins()
+        for admin_id in admins:
+            permissions[str(admin_id)] = Permission.ADMIN.value
+            
+        return permissions
 
     def get_all_users(self) -> Dict[str, str]:
         """
diff --git a/plugins/admin.py b/plugins/admin.py
index f9e9aa4..6dd0c18 100644
--- a/plugins/admin.py
+++ b/plugins/admin.py
@@ -18,11 +18,11 @@ __plugin_meta__ = {
 
 
 @command_manager.command("admin", permission=Permission.ADMIN)
-async def admin_management(event: MessageEvent, args: str):
+async def admin_management(event: MessageEvent, args: list[str]):
     """
     处理所有权限管理相关的命令。
     """
-    parts = args.split()
+    parts = args
     if not parts:
         await event.reply(f"用法不正确。\n\n{__plugin_meta__['usage']}")
         return
@@ -73,7 +73,7 @@ async def list_permissions(event: MessageEvent):
     """
     列出所有具有特殊权限（管理员和操作员）的用户。
     """
-    permissions = permission_manager.get_all_user_permissions()
+    permissions = await permission_manager.get_all_user_permissions()
     if not permissions:
         await event.reply("当前没有配置任何特殊权限的用户。")
         return
diff --git a/tests/test_plugin_reload_meta.py b/tests/test_plugin_reload_meta.py
new file mode 100644
index 0000000..92a9e93
--- /dev/null
+++ b/tests/test_plugin_reload_meta.py
@@ -0,0 +1,60 @@
+
+import pytest
+from unittest.mock import MagicMock
+from core.managers.command_manager import CommandManager
+
+class TestPluginReloadMeta:
+    def test_plugin_meta_persistence(self):
+        """
+        测试插件加载、卸载和重载过程中元信息的持久性
+        """
+        # 初始化 CommandManager
+        command_manager = CommandManager(prefixes=("/",))
+        
+        # 模拟插件名称和元信息
+        plugin_name = "plugins.test_plugin"
+        plugin_meta = {
+            "name": "测试插件",
+            "description": "这是一个测试插件",
+            "usage": "/test"
+        }
+        
+        # 1. 模拟加载插件
+        command_manager.plugins[plugin_name] = plugin_meta
+        
+        # 验证元信息已注册
+        assert plugin_name in command_manager.plugins
+        assert command_manager.plugins[plugin_name] == plugin_meta
+        
+        # 2. 模拟卸载插件
+        command_manager.unload_plugin(plugin_name)
+        
+        # 验证元信息已移除
+        assert plugin_name not in command_manager.plugins
+        
+        # 3. 模拟重载插件（重新注册元信息）
+        # 在实际运行中，PluginManager 会在 reload 后重新赋值
+        command_manager.plugins[plugin_name] = plugin_meta
+        
+        # 验证元信息已恢复
+        assert plugin_name in command_manager.plugins
+        assert command_manager.plugins[plugin_name] == plugin_meta
+        
+    def test_unload_plugin_exact_match(self):
+        """
+        测试 unload_plugin 是否只移除精确匹配的插件元信息
+        """
+        command_manager = CommandManager(prefixes=("/",))
+        
+        plugin1 = "plugins.test"
+        plugin2 = "plugins.test_extra"
+        
+        command_manager.plugins[plugin1] = {"name": "Test 1"}
+        command_manager.plugins[plugin2] = {"name": "Test 2"}
+        
+        # 卸载 plugin1
+        command_manager.unload_plugin(plugin1)
+        
+        # 验证 plugin1 被移除，但 plugin2 仍然存在
+        assert plugin1 not in command_manager.plugins
+        assert plugin2 in command_manager.plugins