diff --git a/app/src/main/java/com/chad/baserecyclerviewadapterhelper/MultipleItemRvAdapterUseActivity.java b/app/src/main/java/com/chad/baserecyclerviewadapterhelper/MultipleItemRvAdapterUseActivity.java
index 81c324ea7..099522b98 100644
--- a/app/src/main/java/com/chad/baserecyclerviewadapterhelper/MultipleItemRvAdapterUseActivity.java
+++ b/app/src/main/java/com/chad/baserecyclerviewadapterhelper/MultipleItemRvAdapterUseActivity.java
@@ -3,6 +3,9 @@
 import android.os.Bundle;
 import android.support.v7.widget.GridLayoutManager;
 import android.support.v7.widget.RecyclerView;
+import android.util.Log;
+import android.view.View;
+import android.widget.Toast;
 
 import com.chad.baserecyclerviewadapterhelper.adapter.DemoMultipleItemRvAdapter;
 import com.chad.baserecyclerviewadapterhelper.base.BaseActivity;
@@ -14,7 +17,6 @@
 import java.util.List;
 
 /**
- * https://github.com/chaychan
  *
  * @author ChayChan
  * @description: MultipleItemRvAdapter's usage
@@ -44,16 +46,52 @@ protected void onCreate(Bundle savedInstanceState) {
             @Override
             public int getSpanSize(GridLayoutManager gridLayoutManager, int position) {
                 int type = mData.get(position).type;
-                if (type == NormalMultipleEntity.SINGLE_TEXT){
+                if (type == NormalMultipleEntity.SINGLE_TEXT) {
                     return MultipleItem.TEXT_SPAN_SIZE;
-                }else if (type == NormalMultipleEntity.SINGLE_IMG){
+                } else if (type == NormalMultipleEntity.SINGLE_IMG) {
                     return MultipleItem.IMG_SPAN_SIZE;
-                }else{
+                } else {
                     return MultipleItem.IMG_TEXT_SPAN_SIZE;
                 }
             }
         });
 
+/**
+ *      The click event is distributed to the BaseItemProvider and can be overridden.
+ *      if you need register itemchild click longClick
+ *      you need to use https://github.com/CymChad/BaseRecyclerViewAdapterHelper/wiki/Add-OnItemClickLister#use-it-item-child-long-click
+ */
+  /*      @Override
+        protected void convert(BaseViewHolder helper, Status item) {
+            helper.setText(R.id.tweetName, item.getUserName())
+                    .setText(R.id.tweetText, item.getText())
+                    .setText(R.id.tweetDate, item.getCreatedAt())
+                    .setVisible(R.id.tweetRT, item.isRetweet())
+                    .addOnLongClickListener(R.id.tweetText)
+                    .linkify(R.id.tweetText);
+
+        }
+        adapter.setOnItemChildLongClickListener(new BaseQuickAdapter.OnItemChildLongClickListener() {
+            @Override
+            public void onItemChildLongClick(BaseQuickAdapter adapter, View view, int position) {
+                Log.d(TAG, "onItemChildLongClick: ");
+                Toast.makeText(ItemClickActivity.this, "onItemChildLongClick" + position, Toast.LENGTH_SHORT).show();
+            }
+        });*/
+//        multipleItemAdapter.setOnItemClickListener(new BaseQuickAdapter.OnItemClickListener() {
+//            @Override
+//            public void onItemClick(BaseQuickAdapter adapter, View view, int position) {
+//                Log.d(TAG, "onItemClick: ");
+//                Toast.makeText(MultipleItemRvAdapterUseActivity.this, "onItemClick" + position, Toast.LENGTH_SHORT).show();
+//            }
+//        });
+//        multipleItemAdapter.setOnItemChildClickListener(new BaseQuickAdapter.OnItemChildClickListener() {
+//            @Override
+//            public void onItemChildClick(BaseQuickAdapter adapter, View view, int position) {
+//                Log.d(TAG, "onItemClick: ");
+//                Toast.makeText(MultipleItemRvAdapterUseActivity.this, "onItemChildClick" + view.getId(), Toast.LENGTH_SHORT).show();
+//            }
+//        });
         mRecyclerView.setAdapter(multipleItemAdapter);
     }
 }
diff --git a/app/src/main/java/com/chad/baserecyclerviewadapterhelper/adapter/DemoMultipleItemRvAdapter.java b/app/src/main/java/com/chad/baserecyclerviewadapterhelper/adapter/DemoMultipleItemRvAdapter.java
index 966aac94f..40b0e1bdd 100644
--- a/app/src/main/java/com/chad/baserecyclerviewadapterhelper/adapter/DemoMultipleItemRvAdapter.java
+++ b/app/src/main/java/com/chad/baserecyclerviewadapterhelper/adapter/DemoMultipleItemRvAdapter.java
@@ -12,13 +12,13 @@
 import java.util.List;
 
 /**
- * https://github.com/chaychan
  * @author ChayChan
+ * modify by AllenCoder 2018/04/11
  * @description: MultipleItemRvAdapter demo
  * @date 2018/3/30  11:28
  */
 
-public class DemoMultipleItemRvAdapter extends MultipleItemRvAdapter<NormalMultipleEntity,BaseViewHolder> {
+public class DemoMultipleItemRvAdapter extends MultipleItemRvAdapter<NormalMultipleEntity, BaseViewHolder> {
 
     public static final int TYPE_TEXT = 100;
     public static final int TYPE_IMG = 200;
@@ -45,11 +45,11 @@ protected int getViewType(NormalMultipleEntity entity) {
         //根据实体类判断并返回对应的viewType，具体判断逻辑因业务不同，这里这是简单通过判断type属性
         //According to the entity class to determine and return the corresponding viewType,
         //the specific judgment logic is different because of the business, here is simply by judging the type attribute
-        if (entity.type == NormalMultipleEntity.SINGLE_TEXT){
+        if (entity.type == NormalMultipleEntity.SINGLE_TEXT) {
             return TYPE_TEXT;
-        }else if (entity.type == NormalMultipleEntity.SINGLE_IMG){
+        } else if (entity.type == NormalMultipleEntity.SINGLE_IMG) {
             return TYPE_IMG;
-        }else if (entity.type == NormalMultipleEntity.TEXT_IMG){
+        } else if (entity.type == NormalMultipleEntity.TEXT_IMG) {
             return TYPE_TEXT_IMG;
         }
         return 0;
diff --git a/library/src/main/java/com/chad/library/adapter/base/annotation/ItemProviderTag.java b/library/src/main/java/com/chad/library/adapter/base/annotation/ItemProviderTag.java
deleted file mode 100644
index ef96556e6..000000000
--- a/library/src/main/java/com/chad/library/adapter/base/annotation/ItemProviderTag.java
+++ /dev/null
@@ -1,21 +0,0 @@
-package com.chad.library.adapter.base.annotation;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * https://github.com/chaychan
- * @author ChayChan
- * @description: ItemProvider's annotation
- * @date 2018/3/21  10:48
- */
-
-@Target({ElementType.TYPE})
-@Retention(RetentionPolicy.RUNTIME)
-@Deprecated
-public @interface ItemProviderTag {
-    int viewType();
-    int layout();
-}