diff --git a/gradle.properties b/gradle.properties
index 8fff80e..897b0d2 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -46,7 +46,7 @@ org.gradle.jvmargs=-Xmx1536M
 GROUP=com.alibaba.android
 ARTIFACT=tangram
 VERSION=1
-VERSION_NAME=3.4.5
+VERSION_NAME=3.4.6
 PACKAGING_TYPE=aar
 systemProp.compileSdkVersion=26
 systemProp.targetSdkVersion=26
diff --git a/tangram/build.gradle b/tangram/build.gradle
index 3b1d051..a4e7b35 100644
--- a/tangram/build.gradle
+++ b/tangram/build.gradle
@@ -117,7 +117,7 @@ dependencies {
             exclude group: 'com.android.support', module: 'support-annotations'
         }
     } else {
-        compile('com.alibaba.android:vlayout:1.2.23@aar') {
+        compile('com.alibaba.android:vlayout:1.2.24@aar') {
             changing = true
         }
     }
diff --git a/tangram/src/main/java/com/tmall/wireless/tangram3/dataparser/concrete/PojoGroupBasicAdapter.java b/tangram/src/main/java/com/tmall/wireless/tangram3/dataparser/concrete/PojoGroupBasicAdapter.java
index 5ab24e9..981d5ef 100644
--- a/tangram/src/main/java/com/tmall/wireless/tangram3/dataparser/concrete/PojoGroupBasicAdapter.java
+++ b/tangram/src/main/java/com/tmall/wireless/tangram3/dataparser/concrete/PojoGroupBasicAdapter.java
@@ -183,13 +183,6 @@ public class PojoGroupBasicAdapter extends GroupBasicAdapter<Card, BaseCell> {
                 stringType = renderType;
             }
         }
-
-        if (!mStrKeys.containsKey(stringType) && mLayoutManager.getRecyclerView().getRecycledViewPool() != null) {
-            int newType = mTypeId.getAndIncrement();
-            mStrKeys.put(stringType, newType);
-            mId2Types.put(newType, item.stringType);
-            mLayoutManager.getRecyclerView().getRecycledViewPool().setMaxRecycledViews(newType, 20);
-        }
         return mStrKeys.get(stringType);
     }