diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/DoricContext.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/DoricContext.java
index 72fba673..4467096a 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/DoricContext.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/DoricContext.java
@@ -1,16 +1,11 @@
 package com.github.penfeizhou.doric;
 
 import android.content.Context;
-import android.view.ViewGroup;
-import android.widget.FrameLayout;
 
 import com.github.penfeizhou.doric.async.AsyncResult;
-import com.github.penfeizhou.doric.extension.render.DoricShader;
 import com.github.penfeizhou.doric.plugin.DoricJavaPlugin;
 import com.github.penfeizhou.doric.utils.DoricMetaInfo;
-import com.github.penfeizhou.doric.widget.GroupNode;
-import com.github.penfeizhou.doric.widget.RootNode;
-import com.github.penfeizhou.doric.widget.StackNode;
+import com.github.penfeizhou.doric.shader.RootNode;
 import com.github.pengfeizhou.jscore.JSDecoder;
 
 import java.util.HashMap;
@@ -25,7 +20,6 @@ public class DoricContext {
     private final String mContextId;
     private final Map<String, DoricJavaPlugin> mPluginMap = new HashMap<>();
     private final Context mContext;
-    private DoricShader doricShader = new DoricShader(getDriver().getRegistry());
     private RootNode mRootNode = new RootNode(this);
 
     DoricContext(Context context, String contextId) {
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/DoricRegistry.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/DoricRegistry.java
index b5af1d17..9310c3d8 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/DoricRegistry.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/DoricRegistry.java
@@ -3,11 +3,11 @@ package com.github.penfeizhou.doric;
 import android.text.TextUtils;
 
 import com.github.penfeizhou.doric.plugin.ShaderPlugin;
-import com.github.penfeizhou.doric.widget.ImageNode;
-import com.github.penfeizhou.doric.widget.RootNode;
-import com.github.penfeizhou.doric.widget.StackNode;
-import com.github.penfeizhou.doric.widget.TextNode;
-import com.github.penfeizhou.doric.widget.ViewNode;
+import com.github.penfeizhou.doric.shader.ImageNode;
+import com.github.penfeizhou.doric.shader.RootNode;
+import com.github.penfeizhou.doric.shader.StackNode;
+import com.github.penfeizhou.doric.shader.TextNode;
+import com.github.penfeizhou.doric.shader.ViewNode;
 import com.github.penfeizhou.doric.utils.DoricMetaInfo;
 import com.github.penfeizhou.doric.plugin.DoricJavaPlugin;
 import com.github.penfeizhou.doric.plugin.ModalPlugin;
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/extension/render/DoricShader.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/extension/render/DoricShader.java
deleted file mode 100644
index bcd271d2..00000000
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/extension/render/DoricShader.java
+++ /dev/null
@@ -1,17 +0,0 @@
-package com.github.penfeizhou.doric.extension.render;
-
-import com.github.penfeizhou.doric.DoricRegistry;
-
-/**
- * @Description: com.github.penfeizhou.doric.render
- * @Author: pengfei.zhou
- * @CreateDate: 2019-07-20
- */
-public class DoricShader {
-
-    private final DoricRegistry mRegistry;
-
-    public DoricShader(DoricRegistry doricRegistry) {
-        mRegistry = doricRegistry;
-    }
-}
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/plugin/ShaderPlugin.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/plugin/ShaderPlugin.java
index 8386b56e..d0a602ce 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/plugin/ShaderPlugin.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/plugin/ShaderPlugin.java
@@ -1,14 +1,11 @@
 package com.github.penfeizhou.doric.plugin;
 
-import android.view.ViewGroup;
-
 import com.github.penfeizhou.doric.DoricContext;
 import com.github.penfeizhou.doric.extension.bridge.DoricMethod;
 import com.github.penfeizhou.doric.extension.bridge.DoricPlugin;
 import com.github.penfeizhou.doric.utils.DoricLog;
 import com.github.penfeizhou.doric.utils.ThreadMode;
-import com.github.penfeizhou.doric.widget.GroupNode;
-import com.github.penfeizhou.doric.widget.RootNode;
+import com.github.penfeizhou.doric.shader.RootNode;
 import com.github.pengfeizhou.jscore.JSDecoder;
 import com.github.pengfeizhou.jscore.JSObject;
 
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/GroupNode.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/GroupNode.java
similarity index 98%
rename from Android/doric/src/main/java/com/github/penfeizhou/doric/widget/GroupNode.java
rename to Android/doric/src/main/java/com/github/penfeizhou/doric/shader/GroupNode.java
index d6453ded..4e1c4580 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/GroupNode.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/GroupNode.java
@@ -1,4 +1,4 @@
-package com.github.penfeizhou.doric.widget;
+package com.github.penfeizhou.doric.shader;
 
 import android.util.SparseArray;
 import android.view.ViewGroup;
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/ImageNode.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/ImageNode.java
similarity index 92%
rename from Android/doric/src/main/java/com/github/penfeizhou/doric/widget/ImageNode.java
rename to Android/doric/src/main/java/com/github/penfeizhou/doric/shader/ImageNode.java
index bf92341e..ef758a34 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/ImageNode.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/ImageNode.java
@@ -1,4 +1,4 @@
-package com.github.penfeizhou.doric.widget;
+package com.github.penfeizhou.doric.shader;
 
 import android.widget.ImageView;
 
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/RootNode.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/RootNode.java
similarity index 90%
rename from Android/doric/src/main/java/com/github/penfeizhou/doric/widget/RootNode.java
rename to Android/doric/src/main/java/com/github/penfeizhou/doric/shader/RootNode.java
index dd3a6527..4a571fac 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/RootNode.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/RootNode.java
@@ -1,6 +1,5 @@
-package com.github.penfeizhou.doric.widget;
+package com.github.penfeizhou.doric.shader;
 
-import android.view.ViewGroup;
 import android.widget.FrameLayout;
 
 import com.github.penfeizhou.doric.DoricContext;
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/StackNode.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/StackNode.java
similarity index 93%
rename from Android/doric/src/main/java/com/github/penfeizhou/doric/widget/StackNode.java
rename to Android/doric/src/main/java/com/github/penfeizhou/doric/shader/StackNode.java
index 175a5a16..08a9592b 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/StackNode.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/StackNode.java
@@ -1,4 +1,4 @@
-package com.github.penfeizhou.doric.widget;
+package com.github.penfeizhou.doric.shader;
 
 import android.widget.FrameLayout;
 
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/TextNode.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/TextNode.java
similarity index 92%
rename from Android/doric/src/main/java/com/github/penfeizhou/doric/widget/TextNode.java
rename to Android/doric/src/main/java/com/github/penfeizhou/doric/shader/TextNode.java
index 753ed266..731cfdf6 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/TextNode.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/TextNode.java
@@ -1,4 +1,4 @@
-package com.github.penfeizhou.doric.widget;
+package com.github.penfeizhou.doric.shader;
 
 import android.widget.TextView;
 
diff --git a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/ViewNode.java b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/ViewNode.java
similarity index 98%
rename from Android/doric/src/main/java/com/github/penfeizhou/doric/widget/ViewNode.java
rename to Android/doric/src/main/java/com/github/penfeizhou/doric/shader/ViewNode.java
index 70932d3f..a20bd3c9 100644
--- a/Android/doric/src/main/java/com/github/penfeizhou/doric/widget/ViewNode.java
+++ b/Android/doric/src/main/java/com/github/penfeizhou/doric/shader/ViewNode.java
@@ -1,4 +1,4 @@
-package com.github.penfeizhou.doric.widget;
+package com.github.penfeizhou.doric.shader;
 
 import android.content.Context;
 import android.view.View;