diff --git a/Assets/MsgTransmitTools/src/QFrameCopy.cs b/Assets/MsgTransmitTools/src/QFrameCopy.cs
index 3e91a5a..d7f2761 100644
--- a/Assets/MsgTransmitTools/src/QFrameCopy.cs
+++ b/Assets/MsgTransmitTools/src/QFrameCopy.cs
@@ -22,7 +22,6 @@
 
 using System;
 using System.Collections.Generic;
-using UnityEngine;
 
 namespace QFrameworkCP
 {
@@ -474,7 +473,7 @@ namespace QFrameworkCP
         }
     }
 
-    public class UnRegisterOnDestroyTrigger : MonoBehaviour
+    public class UnRegisterOnDestroyTrigger 
     {
         private readonly HashSet<IUnRegister> mUnRegisters = new HashSet<IUnRegister>();
 
@@ -499,23 +498,6 @@ namespace QFrameworkCP
         }
     }
 
-    public static class UnRegisterExtension
-    {
-        public static IUnRegister UnRegisterWhenGameObjectDestroyed(this IUnRegister unRegister, GameObject gameObject)
-        {
-            var trigger = gameObject.GetComponent<UnRegisterOnDestroyTrigger>();
-
-            if (!trigger)
-            {
-                trigger = gameObject.AddComponent<UnRegisterOnDestroyTrigger>();
-            }
-
-            trigger.AddUnRegister(unRegister);
-
-            return unRegister;
-        }
-    }
-
     public class TypeEventSystem
     {
         private readonly EasyEvents mEvents = new EasyEvents();