diff --git a/doric-Qt/doric/DoricInterfaceDriver.h b/doric-Qt/doric/DoricInterfaceDriver.h
index 7e630667..113ce957 100644
--- a/doric-Qt/doric/DoricInterfaceDriver.h
+++ b/doric-Qt/doric/DoricInterfaceDriver.h
@@ -16,7 +16,7 @@ public:
 
   virtual void invokeDoricMethod(QString method, QVariantList args) = 0;
 
-  virtual DoricAsyncResult *asyncCall(QRunnable *runnable,
+  virtual DoricAsyncResult *asyncCall(std::function<void()> lambda,
                                       DoricThreadMode mode) = 0;
 
   virtual void createContext(QString contextId, QString script,
diff --git a/doric-Qt/doric/DoricNativeDriver.cpp b/doric-Qt/doric/DoricNativeDriver.cpp
index f35dc323..11d2f4cd 100644
--- a/doric-Qt/doric/DoricNativeDriver.cpp
+++ b/doric-Qt/doric/DoricNativeDriver.cpp
@@ -19,8 +19,15 @@ void DoricNativeDriver::invokeDoricMethod(QString method, QVariantList args) {
       });
 }
 
-DoricAsyncResult *DoricNativeDriver::asyncCall(QRunnable *runnable,
+DoricAsyncResult *DoricNativeDriver::asyncCall(std::function<void()> lambda,
                                                DoricThreadMode mode) {
+  switch (mode) {
+  case UI:
+    break;
+  case JS:
+    DoricAsyncCall::ensureRunInThreadPool(&jsEngine.mJSThreadPool, lambda);
+    break;
+  }
   return NULL;
 }
 
diff --git a/doric-Qt/doric/DoricNativeDriver.h b/doric-Qt/doric/DoricNativeDriver.h
index 48f54494..78ee25b0 100644
--- a/doric-Qt/doric/DoricNativeDriver.h
+++ b/doric-Qt/doric/DoricNativeDriver.h
@@ -26,7 +26,8 @@ public:
 
   void invokeDoricMethod(QString method, QVariantList args) override;
 
-  DoricAsyncResult * asyncCall(QRunnable *runnable, DoricThreadMode mode) override;
+  DoricAsyncResult *asyncCall(std::function<void()> lambda,
+                              DoricThreadMode mode) override;
 
   void createContext(QString contextId, QString script,
                      QString source) override;
diff --git a/doric-Qt/doric/async/DoricAsyncCall.h b/doric-Qt/doric/async/DoricAsyncCall.h
index 047efca1..bc883ac0 100644
--- a/doric-Qt/doric/async/DoricAsyncCall.h
+++ b/doric-Qt/doric/async/DoricAsyncCall.h
@@ -1,6 +1,7 @@
 #ifndef ASYNC_CALL_H
 #define ASYNC_CALL_H
 
+#include <QFuture>
 #include <QThreadPool>
 #include <QtConcurrent/QtConcurrent>
 
@@ -9,7 +10,8 @@ class DoricAsyncCall {
 public:
   static void ensureRunInThreadPool(QThreadPool *threadPool,
                                     std::function<void()> lambda) {
-    QtConcurrent::run(threadPool, lambda);
+    QFuture<std::function<void()>::result_type> future =
+        QtConcurrent::run(threadPool, lambda);
   }
 };
 
diff --git a/doric-Qt/doric/demo/DoricDemoBridge.cpp b/doric-Qt/doric/demo/DoricDemoBridge.cpp
index 09e24f80..3d56d32f 100644
--- a/doric-Qt/doric/demo/DoricDemoBridge.cpp
+++ b/doric-Qt/doric/demo/DoricDemoBridge.cpp
@@ -9,7 +9,7 @@ DoricDemoBridge::DoricDemoBridge(QObject *parent) : QObject(parent) {}
 void DoricDemoBridge::navigate(QVariant route) {
   switch (route.toInt()) {
   case 0:
-    QString name = "Snake.es5.js";
+    QString name = "Snake.js";
     QString script = DoricUtils::readAssetFile("/doric/bundles", name);
 
     DoricPanel panel;
diff --git a/doric-Qt/doric/doric.pro b/doric-Qt/doric/doric.pro
index 71a22e42..7b4b33c7 100644
--- a/doric-Qt/doric/doric.pro
+++ b/doric-Qt/doric/doric.pro
@@ -32,6 +32,7 @@ SOURCES += \
         main.cpp \
         plugin/DoricShaderPlugin.cpp \
         shader/DoricRootNode.cpp \
+        shader/DoricViewNode.cpp \
         utils/DoricConstant.cpp \
         utils/DoricContextHolder.cpp
 
@@ -71,6 +72,7 @@ HEADERS += \
     plugin/DoricNativePlugin.h \
     plugin/DoricShaderPlugin.h \
     shader/DoricRootNode.h \
+    shader/DoricViewNode.h \
     template/DoricSingleton.h \
     utils/DoricConstant.h \
     utils/DoricContextHolder.h \
diff --git a/doric-Qt/doric/engine/DoricNativeJSE.cpp b/doric-Qt/doric/engine/DoricNativeJSE.cpp
index b019835b..0bb2bfc7 100644
--- a/doric-Qt/doric/engine/DoricNativeJSE.cpp
+++ b/doric-Qt/doric/engine/DoricNativeJSE.cpp
@@ -57,9 +57,15 @@ QJSValue DoricNativeJSE::invokeObject(QString objectName, QString functionName,
   }
 
   QJSValue result = function.call(args);
-  if (result.isError())
+  if (result.isError()) {
     qDebug() << "Uncaught exception at line"
              << result.property("lineNumber").toInt() << ":"
              << result.toString();
+    QStringList stacktraces = result.property("stack").toString().split("\n");
+    qDebug() << "++++++++++++++++++++++++";
+    foreach (QString stacktrace, stacktraces) { qDebug() << stacktrace; }
+    qDebug() << "------------------------";
+  }
+
   return result;
 }
diff --git a/doric-Qt/doric/shader/DoricViewNode.cpp b/doric-Qt/doric/shader/DoricViewNode.cpp
new file mode 100644
index 00000000..258c1382
--- /dev/null
+++ b/doric-Qt/doric/shader/DoricViewNode.cpp
@@ -0,0 +1 @@
+#include "DoricViewNode.h"
diff --git a/doric-Qt/doric/shader/DoricViewNode.h b/doric-Qt/doric/shader/DoricViewNode.h
new file mode 100644
index 00000000..b1ef2d7e
--- /dev/null
+++ b/doric-Qt/doric/shader/DoricViewNode.h
@@ -0,0 +1,10 @@
+#ifndef DORICVIEWNODE_H
+#define DORICVIEWNODE_H
+
+#include "../utils/DoricContextHolder.h"
+
+class DoricViewNode : public DoricContextHolder {
+public:
+  using DoricContextHolder::DoricContextHolder;
+};
+#endif // DORICVIEWNODE_H
diff --git a/doric-Qt/doric/utils/DoricConstant.cpp b/doric-Qt/doric/utils/DoricConstant.cpp
index 3128019f..aa615006 100644
--- a/doric-Qt/doric/utils/DoricConstant.cpp
+++ b/doric-Qt/doric/utils/DoricConstant.cpp
@@ -1,7 +1,7 @@
 #include "DoricConstant.h"
 
-const QString DoricConstant::DORIC_BUNDLE_SANDBOX = "doric-sandbox.es5.js";
-const QString DoricConstant::DORIC_BUNDLE_LIB = "doric-lib.es5.js";
+const QString DoricConstant::DORIC_BUNDLE_SANDBOX = "doric-sandbox.js";
+const QString DoricConstant::DORIC_BUNDLE_LIB = "doric-lib.js";
 const QString DoricConstant::DORIC_MODULE_LIB = "doric";
 
 const QString DoricConstant::INJECT_ENVIRONMENT = "Environment";