diff --git a/Assets/Scripts/Item/Body3DObjItem.cs b/Assets/Scripts/Item/Body3DObjItem.cs
index 4d3c56ca..dbd9df84 100644
--- a/Assets/Scripts/Item/Body3DObjItem.cs
+++ b/Assets/Scripts/Item/Body3DObjItem.cs
@@ -23,8 +23,7 @@ public class Body3DObjItem : MonoBehaviour
 
     private void Awake()
     {
-        shader = GetComponent<Renderer>()?.material.shader;
-        TypeEventSystem.Global.Register<OnChangeMat>(OnChangeMatEvent).UnRegisterWhenGameObjectDestroyed(this);
+
 #if VR
 #if Turing
 
@@ -77,7 +76,6 @@ public class Body3DObjItem : MonoBehaviour
 #endif
     private void OnChangeMatEvent(OnChangeMat t)
     {
-
         if (t.shader != null)
         {
             GetComponent<Renderer>().material.shader = t.shader;
@@ -97,7 +95,8 @@ public class Body3DObjItem : MonoBehaviour
     public void Init(Body3D.Body body)
     {
         this.body = body;
-
+        shader = GetComponent<Renderer>()?.material.shader;
+        TypeEventSystem.Global.Register<OnChangeMat>(OnChangeMatEvent).UnRegisterWhenGameObjectDestroyed(this);
         if (body.subBody == null || body.subBody.Count == 0)
         {
             if (body.toggle != null)