diff --git a/doric-Qt/doric/.gitignore b/doric-Qt/doric/.gitignore
deleted file mode 100644
index fab7372d..00000000
--- a/doric-Qt/doric/.gitignore
+++ /dev/null
@@ -1,73 +0,0 @@
-# This file is used to ignore files which are generated
-# ----------------------------------------------------------------------------
-
-*~
-*.autosave
-*.a
-*.core
-*.moc
-*.o
-*.obj
-*.orig
-*.rej
-*.so
-*.so.*
-*_pch.h.cpp
-*_resource.rc
-*.qm
-.#*
-*.*#
-core
-!core/
-tags
-.DS_Store
-.directory
-*.debug
-Makefile*
-*.prl
-*.app
-moc_*.cpp
-ui_*.h
-qrc_*.cpp
-Thumbs.db
-*.res
-*.rc
-/.qmake.cache
-/.qmake.stash
-
-# qtcreator generated files
-*.pro.user*
-
-# xemacs temporary files
-*.flc
-
-# Vim temporary files
-.*.swp
-
-# Visual Studio generated files
-*.ib_pdb_index
-*.idb
-*.ilk
-*.pdb
-*.sln
-*.suo
-*.vcproj
-*vcproj.*.*.user
-*.ncb
-*.sdf
-*.opensdf
-*.vcxproj
-*vcxproj.*
-
-# MinGW generated files
-*.Debug
-*.Release
-
-# Python byte code
-*.pyc
-
-# Binaries
-# --------
-*.dll
-*.exe
-
diff --git a/doric-Qt/doric/async/async_call.h b/doric-Qt/doric/async/async_call.h
new file mode 100644
index 00000000..f9ec5fab
--- /dev/null
+++ b/doric-Qt/doric/async/async_call.h
@@ -0,0 +1,15 @@
+#ifndef ASYNC_CALL_H
+#define ASYNC_CALL_H
+
+#include <QThreadPool>
+
+class AsyncCall {
+
+public:
+    static void ensureRunInThreadPool(QThreadPool &threadPool, QRunnable *runnable)
+    {
+
+    }
+};
+
+#endif // ASYNC_CALL_H
diff --git a/doric-Qt/doric/async/async_result.cpp b/doric-Qt/doric/async/async_result.cpp
new file mode 100644
index 00000000..a1d20f90
--- /dev/null
+++ b/doric-Qt/doric/async/async_result.cpp
@@ -0,0 +1,56 @@
+#include "async_result.h"
+
+AsyncResult::AsyncResult()
+{
+
+}
+
+AsyncResult::AsyncResult(QJSValue result)
+{
+    this->result = result;
+}
+
+void AsyncResult::setResult(QJSValue result)
+{
+    this->result = result;
+    if (this->callback != NULL) {
+        this->callback->onResult(result);
+        this->callback->onFinish();
+    }
+}
+
+void AsyncResult::setError(QJSValue exception)
+{
+    this->result = exception;
+    if (this->callback != NULL) {
+        this->callback->onResult(result);
+        this->callback->onFinish();
+    }
+}
+
+bool AsyncResult::hasResult()
+{
+    return !result.equals(EMPTY);
+}
+
+QJSValue AsyncResult::getResult()
+{
+    return this->result;
+}
+
+void AsyncResult::setCallback(Callback *callback)
+{
+    this->callback = callback;
+    if (this->result.isError()) {
+        this->callback->onError(result);
+        this->callback->onFinish();
+    } else if (!result.equals(EMPTY)) {
+        this->callback->onResult(result);
+        this->callback->onFinish();
+    }
+}
+
+SettableFuture* AsyncResult::synchronous()
+{
+    return NULL;
+}
diff --git a/doric-Qt/doric/async/async_result.h b/doric-Qt/doric/async/async_result.h
index 2b12b77b..922414e2 100644
--- a/doric-Qt/doric/async/async_result.h
+++ b/doric-Qt/doric/async/async_result.h
@@ -1,60 +1,35 @@
-#ifndef ASYNC_RESULT_H
-#define ASYNC_RESULT_H
+#ifndef ASYNCRESULT_H
+#define ASYNCRESULT_H
 
-#include <QDebug>
-#include <QVariant>
+#include <QJSValue>
 
 #include "callback.h"
+#include "settable_future.h"
 
-template <class R>
-class AsyncResult {
+static QJSValue EMPTY(QJSValue::NullValue);
 
+class AsyncResult
+{
 private:
-    QVariant result;
-    Callback<R> *callback = nullptr;
+    QJSValue result = EMPTY;
+    Callback *callback;
 
 public:
-    AsyncResult() {}
+    AsyncResult();
 
-    AsyncResult(R result) {
-        this->result.setValue(result);
-    }
+    AsyncResult(QJSValue result);
 
-    void setResult(R result) {
-        this->result.setValue(result);
-        if (callback != nullptr) {
-            this->callback->onResult(result);
-            this->callback->onFinish();
-        }
-    }
+    void setResult(QJSValue result);
 
-    void setError(QException exception) {
-        this->result->setValue(exception);
-        if (callback != nullptr) {
-            this->callback->onError(exception);
-            this->callback->onFinish();
-        }
-    }
+    void setError(QJSValue exception);
 
-    bool hasResult() {
-        qDebug() << result.typeName();
-        return !QString(result.typeName()).isEmpty();
-    }
+    bool hasResult();
 
-    R *getResult() {
-        return static_cast<R*>(result.data());
-    }
+    QJSValue getResult();
 
-    void setCallback(Callback<R> *callback) {
-        this->callback = callback;
-        if (QException *exception = static_cast<QException*>(result.data())) {
-            this->callback->onError(*exception);
-            this->callback->onFinish();
-        } else if (hasResult()) {
-            this->callback->onResult(*getResult());
-            this->callback->onFinish();
-        }
-    }
+    void setCallback(Callback *callback);
+
+    SettableFuture *synchronous();
 };
 
-#endif // ASYNC_RESULT_H
+#endif // ASYNCRESULT_H
diff --git a/doric-Qt/doric/async/callback.h b/doric-Qt/doric/async/callback.h
index 767b9eac..92ed77bd 100644
--- a/doric-Qt/doric/async/callback.h
+++ b/doric-Qt/doric/async/callback.h
@@ -1,16 +1,13 @@
 #ifndef CALLBACK_H
 #define CALLBACK_H
 
-#include <QException>
+#include <QJSValue>
 
-template <class R>
 class Callback {
-
 public:
+    virtual void onResult(QJSValue result) = 0;
 
-    virtual void onResult(R result) = 0;
-
-    virtual void onError(QException exception) = 0;
+    virtual void onError(QJSValue error) = 0;
 
     virtual void onFinish() = 0;
 };
diff --git a/doric-Qt/doric/async/settable_future.cpp b/doric-Qt/doric/async/settable_future.cpp
new file mode 100644
index 00000000..8141ba43
--- /dev/null
+++ b/doric-Qt/doric/async/settable_future.cpp
@@ -0,0 +1,20 @@
+#include <QDebug>
+
+#include "settable_future.h"
+
+void SettableFuture::set(QJSValue result)
+{
+    if (mReadyLatch == NULL)
+    {
+        qDebug() << "Result has already been set!";
+        return;
+    }
+    mResult = result;
+    delete mReadyLatch;
+}
+
+QJSValue SettableFuture::get()
+{
+    mReadyLatch->lock();
+    return mResult;
+}
diff --git a/doric-Qt/doric/async/settable_future.h b/doric-Qt/doric/async/settable_future.h
new file mode 100644
index 00000000..e24751e8
--- /dev/null
+++ b/doric-Qt/doric/async/settable_future.h
@@ -0,0 +1,18 @@
+#ifndef SETTABLE_FUTURE_H
+#define SETTABLE_FUTURE_H
+
+#include <QJSValue>
+#include "utils/count_down_latch.h"
+
+class SettableFuture {
+private:
+    QJSValue mResult;
+    CountDownLatch *mReadyLatch = new CountDownLatch();
+
+public:
+    void set(QJSValue result);
+
+    QJSValue get();
+};
+
+#endif // SETTABLE_FUTURE_H
diff --git a/doric-Qt/doric/constant.cpp b/doric-Qt/doric/constant.cpp
deleted file mode 100644
index a7b07131..00000000
--- a/doric-Qt/doric/constant.cpp
+++ /dev/null
@@ -1,36 +0,0 @@
-#include "constant.h"
-
-const QString Constant::INJECT_LOG = "nativeLog";
-const QString Constant::INJECT_REQUIRE = "nativeRequire";
-const QString Constant::INJECT_TIMER_SET = "nativeSetTimer";
-const QString Constant::INJECT_TIMER_CLEAR = "nativeClearTimer";
-const QString Constant::INJECT_BRIDGE = "nativeBridge";
-const QString Constant::INJECT_EMPTY = "nativeEmpty";
-
-const QString Constant::TEMPLATE_CONTEXT_CREATE = QString("Reflect.apply(") +
-        QString("function(doric,context,Entry,require,exports){") + QString("\n") +
-        QString("%s1") + QString("\n") +
-        QString("},doric.jsObtainContext(\"%s2\"),[") +
-        QString("undefined,") +
-        QString("doric.jsObtainContext(\"%s3\"),") +
-        QString("doric.jsObtainEntry(\"%s4\"),") +
-        QString("doric.__require__") +
-        QString(",{}") +
-        QString("])");
-const QString Constant::TEMPLATE_MODULE = QString("Reflect.apply(doric.jsRegisterModule,this,[") +
-        QString("\"%s1\",") +
-        QString("Reflect.apply(function(__module){") +
-        QString("(function(module,exports,require){") + QString("\n") +
-        QString("%s2") + QString("\n") +
-        QString("})(__module,__module.exports,doric.__require__);") +
-        QString("\nreturn __module.exports;") +
-        QString("},this,[{exports:{}}])") +
-        QString("])");
-const QString Constant::TEMPLATE_CONTEXT_DESTROY = QString("doric.jsReleaseContext(\"%s\")");
-
-const QString Constant::GLOBAL_DORIC = QString("doric");
-const QString Constant::DORIC_CONTEXT_INVOKE = QString("jsCallEntityMethod");
-const QString Constant::DORIC_TIMER_CALLBACK = QString("jsCallbackTimer");
-
-const QString Constant::DORIC_ENTITY_INIT = QString("__init__");
-const QString Constant::DORIC_ENTITY_SHOW = QString("__onShow__");
diff --git a/doric-Qt/doric/context.cpp b/doric-Qt/doric/context.cpp
index c12b3788..94468793 100644
--- a/doric-Qt/doric/context.cpp
+++ b/doric-Qt/doric/context.cpp
@@ -1,39 +1,19 @@
-#include <QJsonObject>
-#include <QJsonDocument>
-
-#include "constant.h"
 #include "context.h"
-#include "driver/native_driver.h"
+#include "native_driver.h"
 
-Context::Context(int contextId, QString *source) {
-    this->driver = NativeDriver::getInstance();
-
-    this->contextId = contextId;
+Context::Context(QString contextId, QString source, QString extra)
+{
+    this->mContextId = contextId;
     this->source = source;
+    this->extra = extra;
 }
 
-void Context::show() {
-    QString *method = new QString(Constant::DORIC_ENTITY_SHOW);
-    QVector<QString*> *arguments = new QVector<QString*>();
-
-    driver->invokeContextEntityMethod(contextId, method, nullptr);
-
-    delete arguments;
-    delete method;
-}
-
-void Context::init(double width, double height) {
-    QJsonObject *jsonObject = new QJsonObject();
-    jsonObject->insert("width", width);
-    jsonObject->insert("height", height);
-
-    QString *method = new QString(Constant::DORIC_ENTITY_INIT);
-    QVariant *variant = new QVariant();
-    variant->setValue(*jsonObject);
-
-    driver->invokeContextEntityMethod(contextId, method, variant, nullptr);
-
-    delete variant;
-    delete method;
-    delete jsonObject;
+InterfaceDriver* Context::getDriver()
+{
+    if (driver == NULL)
+    {
+        driver = NativeDriver::getInstance();
+        return driver;
+    }
+    return driver;
 }
diff --git a/doric-Qt/doric/context.h b/doric-Qt/doric/context.h
index 727b248a..03fd73ce 100644
--- a/doric-Qt/doric/context.h
+++ b/doric-Qt/doric/context.h
@@ -3,23 +3,26 @@
 
 #include <QString>
 
-#include "driver/driver.h"
+#include "interface_driver.h"
 
 class Context
 {
-
 private:
-    int contextId;
-    QString *source;
+    QString mContextId;
+    QString source;
+    QString script;
+    QString extra;
+    InterfaceDriver *driver;
 
 public:
-    Driver *driver;
+    Context(QString contextId, QString source, QString extra);
 
-    Context(int contextId, QString *source);
+    static Context* create(QString script, QString source, QString extra)
+    {
+        return NULL;
+    }
 
-    void show();
-
-    void init(double width, double height);
+    InterfaceDriver* getDriver();
 };
 
 #endif // CONTEXT_H
diff --git a/doric-Qt/doric/context_holder.h b/doric-Qt/doric/context_holder.h
deleted file mode 100644
index 6db27da1..00000000
--- a/doric-Qt/doric/context_holder.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef CONTEXT_HOLDER_H
-#define CONTEXT_HOLDER_H
-
-#include "context.h"
-
-class ContextHolder : public QObject {
-    Q_OBJECT
-public:
-    Context *_context;
-
-public:
-    ContextHolder(Context *context, QObject *parent = nullptr) : QObject(parent) {
-        this->_context = context;
-    }
-};
-
-#endif // CONTEXT_HOLDER_H
diff --git a/doric-Qt/doric/context_manager.h b/doric-Qt/doric/context_manager.h
index 47a3f943..6df2cd56 100644
--- a/doric-Qt/doric/context_manager.h
+++ b/doric-Qt/doric/context_manager.h
@@ -1,45 +1,41 @@
-#ifndef CONTEXT_MANAGER_H
-#define CONTEXT_MANAGER_H
+#ifndef CONTEXTMANAGER_H
+#define CONTEXTMANAGER_H
 
-#include <QAtomicInt>
 #include <QDebug>
-#include <QMap>
 
 #include "context.h"
 
 class ContextManager
 {
 private:
-
     static ContextManager *local_instance;
-    ContextManager() {
-        qDebug() << "ContextManager constructor";
+    ContextManager()
+    {
+        qDebug() << "ContextManager create";
     }
 
-    ~ContextManager() {
-        qDebug() << "ContextManager destructor";
+    ~ContextManager()
+    {
+        qDebug() << "ContextManager destroy";
     }
 
     QAtomicInt *counter = new QAtomicInt();
-    QMap<int, Context*> *contextMap = new QMap<int, Context*>();
+    QMap<QString, Context*> *contextMap = new QMap<QString, Context*>();
 
 public:
-    static ContextManager *getInstance() {
-        static ContextManager locla_s;
-        return &locla_s;
+    static ContextManager *getInstance()
+    {
+        static ContextManager instance;
+        return &instance;
     }
 
-    Context *createContext(QString *script, QString *source) {
+    Context *createContext(QString script, QString source, QString extra) {
         int contextId = counter->fetchAndAddOrdered(1);
-        Context *context = new Context(contextId, source);
-        contextMap->insert(contextId, context);
+        Context *context = new Context(QString::number(contextId), source, extra);
+        contextMap->insert(QString::number(contextId), context);
         context->driver->createContext(contextId, script);
         return context;
     }
-
-    Context *getContext(int contextId) {
-        return contextMap->take(contextId);
-    }
 };
 
-#endif // CONTEXT_MANAGER_H
+#endif // CONTEXTMANAGER_H
diff --git a/doric-Qt/doric/doric.pro b/doric-Qt/doric/doric.pro
index 1d33eaf7..acb21499 100644
--- a/doric-Qt/doric/doric.pro
+++ b/doric-Qt/doric/doric.pro
@@ -1,6 +1,4 @@
-QT += \
-    quick \
-    widgets
+QT += quick
 
 CONFIG += c++11
 
@@ -16,17 +14,18 @@ DEFINES += QT_DEPRECATED_WARNINGS
 #DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
 
 SOURCES += \
-        constant.cpp \
+        async/async_result.cpp \
+        async/settable_future.cpp \
         context.cpp \
-        driver/native_driver.cpp \
+        engine/bridge_extension.cpp \
         engine/js_engine.cpp \
+        engine/native_empty.cpp \
+        engine/native_jse.cpp \
+        engine/native_log.cpp \
+        engine/timer_extension.cpp \
         main.cpp \
-        native/native_bridge.cpp \
-        native/native_empty.cpp \
-        native/native_log.cpp \
-        native/native_timer.cpp \
-        plugin/shader_plugin.cpp \
-        registry.cpp
+        native_driver.cpp \
+        utils/constant.cpp
 
 RESOURCES += qml.qrc
 
@@ -42,22 +41,22 @@ else: unix:!android: target.path = /opt/$${TARGET}/bin
 !isEmpty(target.path): INSTALLS += target
 
 HEADERS += \
+    async/async_call.h \
     async/async_result.h \
     async/callback.h \
-    constant.h \
+    async/settable_future.h \
     context.h \
-    context_holder.h \
     context_manager.h \
-    driver/driver.h \
-    driver/native_driver.h \
+    engine/bridge_extension.h \
+    engine/interface_jse.h \
     engine/js_engine.h \
-    native/native_bridge.h \
-    native/native_empty.h \
-    native/native_log.h \
-    native/native_timer.h \
-    plugin/shader_plugin.h \
-    registry.h \
-    shader/layer.h \
-    template/custom_callback.h \
+    engine/native_empty.h \
+    engine/native_jse.h \
+    engine/native_log.h \
+    engine/timer_extension.h \
+    interface_driver.h \
+    native_driver.h \
     template/singleton.h \
-    utility/utility.h
+    utils/constant.h \
+    utils/count_down_latch.h \
+    utils/utils.h
diff --git a/doric-Qt/doric/doric.pro.user b/doric-Qt/doric/doric.pro.user
new file mode 100644
index 00000000..03539434
--- /dev/null
+++ b/doric-Qt/doric/doric.pro.user
@@ -0,0 +1,320 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE QtCreatorProject>
+<!-- Written by QtCreator 4.11.1, 2021-01-28T10:15:57. -->
+<qtcreator>
+ <data>
+  <variable>EnvironmentId</variable>
+  <value type="QByteArray">{824ffc72-3002-4c5f-b578-b99df65133bd}</value>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.ActiveTarget</variable>
+  <value type="int">0</value>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.EditorSettings</variable>
+  <valuemap type="QVariantMap">
+   <value type="bool" key="EditorConfiguration.AutoIndent">true</value>
+   <value type="bool" key="EditorConfiguration.AutoSpacesForTabs">false</value>
+   <value type="bool" key="EditorConfiguration.CamelCaseNavigation">true</value>
+   <valuemap type="QVariantMap" key="EditorConfiguration.CodeStyle.0">
+    <value type="QString" key="language">Cpp</value>
+    <valuemap type="QVariantMap" key="value">
+     <value type="QByteArray" key="CurrentPreferences">CppGlobal</value>
+    </valuemap>
+   </valuemap>
+   <valuemap type="QVariantMap" key="EditorConfiguration.CodeStyle.1">
+    <value type="QString" key="language">QmlJS</value>
+    <valuemap type="QVariantMap" key="value">
+     <value type="QByteArray" key="CurrentPreferences">QmlJSGlobal</value>
+    </valuemap>
+   </valuemap>
+   <value type="int" key="EditorConfiguration.CodeStyle.Count">2</value>
+   <value type="QByteArray" key="EditorConfiguration.Codec">UTF-8</value>
+   <value type="bool" key="EditorConfiguration.ConstrainTooltips">false</value>
+   <value type="int" key="EditorConfiguration.IndentSize">4</value>
+   <value type="bool" key="EditorConfiguration.KeyboardTooltips">false</value>
+   <value type="int" key="EditorConfiguration.MarginColumn">80</value>
+   <value type="bool" key="EditorConfiguration.MouseHiding">true</value>
+   <value type="bool" key="EditorConfiguration.MouseNavigation">true</value>
+   <value type="int" key="EditorConfiguration.PaddingMode">1</value>
+   <value type="bool" key="EditorConfiguration.ScrollWheelZooming">true</value>
+   <value type="bool" key="EditorConfiguration.ShowMargin">false</value>
+   <value type="int" key="EditorConfiguration.SmartBackspaceBehavior">0</value>
+   <value type="bool" key="EditorConfiguration.SmartSelectionChanging">true</value>
+   <value type="bool" key="EditorConfiguration.SpacesForTabs">true</value>
+   <value type="int" key="EditorConfiguration.TabKeyBehavior">0</value>
+   <value type="int" key="EditorConfiguration.TabSize">8</value>
+   <value type="bool" key="EditorConfiguration.UseGlobal">true</value>
+   <value type="int" key="EditorConfiguration.Utf8BomBehavior">1</value>
+   <value type="bool" key="EditorConfiguration.addFinalNewLine">true</value>
+   <value type="bool" key="EditorConfiguration.cleanIndentation">true</value>
+   <value type="bool" key="EditorConfiguration.cleanWhitespace">true</value>
+   <value type="bool" key="EditorConfiguration.inEntireDocument">false</value>
+  </valuemap>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.PluginSettings</variable>
+  <valuemap type="QVariantMap">
+   <valuelist type="QVariantList" key="ClangCodeModel.CustomCommandLineKey">
+    <value type="QString">-fno-delayed-template-parsing</value>
+   </valuelist>
+   <value type="bool" key="ClangCodeModel.UseGlobalConfig">true</value>
+  </valuemap>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.Target.0</variable>
+  <valuemap type="QVariantMap">
+   <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Desktop Qt 5.14.2 MinGW 64-bit</value>
+   <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Desktop Qt 5.14.2 MinGW 64-bit</value>
+   <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">qt.qt5.5142.win64_mingw73_kit</value>
+   <value type="int" key="ProjectExplorer.Target.ActiveBuildConfiguration">0</value>
+   <value type="int" key="ProjectExplorer.Target.ActiveDeployConfiguration">0</value>
+   <value type="int" key="ProjectExplorer.Target.ActiveRunConfiguration">0</value>
+   <valuemap type="QVariantMap" key="ProjectExplorer.Target.BuildConfiguration.0">
+    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">C:/Users/admin/Documents/build-doric-Desktop_Qt_5_14_2_MinGW_64_bit-Debug</value>
+    <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
+     <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
+      <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
+      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">QtProjectManager.QMakeBuildStep</value>
+      <value type="bool" key="QtProjectManager.QMakeBuildStep.LinkQmlDebuggingLibrary">true</value>
+      <value type="QString" key="QtProjectManager.QMakeBuildStep.QMakeArguments"></value>
+      <value type="bool" key="QtProjectManager.QMakeBuildStep.QMakeForced">false</value>
+      <value type="bool" key="QtProjectManager.QMakeBuildStep.SeparateDebugInfo">false</value>
+      <value type="bool" key="QtProjectManager.QMakeBuildStep.UseQtQuickCompiler">false</value>
+     </valuemap>
+     <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.1">
+      <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
+      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.MakeStep</value>
+      <valuelist type="QVariantList" key="Qt4ProjectManager.MakeStep.BuildTargets"/>
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+   </valuemap>
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+  </valuemap>
+ </data>
+ <data>
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+  <value type="int">1</value>
+ </data>
+ <data>
+  <variable>ProjectExplorer.Project.Updater.FileVersion</variable>
+  <value type="int">22</value>
+ </data>
+ <data>
+  <variable>Version</variable>
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+ </data>
+</qtcreator>
diff --git a/doric-Qt/doric/driver/driver.h b/doric-Qt/doric/driver/driver.h
deleted file mode 100644
index 0bcac900..00000000
--- a/doric-Qt/doric/driver/driver.h
+++ /dev/null
@@ -1,26 +0,0 @@
-#ifndef DRIVER_H
-#define DRIVER_H
-
-#include <QtPlugin>
-
-#include "registry.h"
-
-class Driver {
-
-public:
-    virtual void createContext(int contextId, QString *script) = 0;
-    virtual void destroyContext(int contextId) = 0;
-
-    virtual void invokeContextEntityMethod(int contextId, QString *method, ...) = 0;
-    virtual void invokeDoricMethod(QString *method, ...) = 0;
-
-    virtual Registry *getRegistry() = 0;
-
-    virtual ~Driver() = default;
-};
-
-#define DriverInterface "pub.doric.DriverInterface"
-
-Q_DECLARE_INTERFACE(Driver, DriverInterface)
-
-#endif // DRIVER_H
diff --git a/doric-Qt/doric/driver/native_driver.cpp b/doric-Qt/doric/driver/native_driver.cpp
deleted file mode 100644
index 9eb55d4c..00000000
--- a/doric-Qt/doric/driver/native_driver.cpp
+++ /dev/null
@@ -1,58 +0,0 @@
-#include <QDebug>
-
-#include "stdarg.h"
-
-#include "native_driver.h"
-#include "utility/utility.h"
-
-NativeDriver::NativeDriver() {
-    qDebug() << "NativeDriver constructor";
-}
-
-NativeDriver::~NativeDriver() {
-    qDebug() << "NativeDriver destructor";
-}
-
-void NativeDriver::createContext(int contextId, QString *script)  {
-    jsEngine->prepareContext(contextId, script);
-}
-
-void NativeDriver::destroyContext(int contextId)  {
-    jsEngine->destroyContext(contextId);
-}
-
-void NativeDriver::invokeContextEntityMethod(int contextId, QString *method, ...) {
-    QJSValueList *arguments = new QJSValueList();
-    arguments->append(QJSValue(QString::number(contextId)));
-    arguments->append(QJSValue(*method));
-
-    va_list vaList;
-    va_start(vaList, method);
-    auto argument = va_arg(vaList, QVariant*);
-    while (argument != nullptr) {
-        if (QString(typeid(QJsonObject).name()).contains(QString(argument->typeName()))) {
-            QJsonObject *jsonObject = static_cast<QJsonObject*>(argument->data());
-            QJsonValue *jsonValue = new QJsonValue(*jsonObject);
-            QJSValue jsValue = Utility::convert(jsEngine->engine, *jsonValue);
-            delete jsonValue;
-            arguments->append(jsValue);
-        }
-        argument = va_arg(vaList, QVariant*);
-    }
-    va_end(vaList);
-
-    QJSValue result = jsEngine->engine->globalObject()
-            .property(Constant::GLOBAL_DORIC)
-            .property(Constant::DORIC_CONTEXT_INVOKE)
-            .call(*arguments);
-    qDebug() << "invokeContextEntityMethod: " + result.toString();
-    delete arguments;
-}
-
-void NativeDriver::invokeDoricMethod(QString *method, ...) {
-
-}
-
-Registry* NativeDriver::getRegistry() {
-    return jsEngine->registry;
-}
diff --git a/doric-Qt/doric/driver/native_driver.h b/doric-Qt/doric/driver/native_driver.h
deleted file mode 100644
index 2d2d6590..00000000
--- a/doric-Qt/doric/driver/native_driver.h
+++ /dev/null
@@ -1,33 +0,0 @@
-#ifndef NATIVE_DRIVER_H
-#define NATIVE_DRIVER_H
-
-#include "driver.h"
-#include "engine/js_engine.h"
-
-class NativeDriver : public Driver {
-    Q_INTERFACES(Driver)
-
-private:
-    static NativeDriver *local_instance;
-    NativeDriver();
-
-    ~NativeDriver() override;
-
-    JSEngine *jsEngine = new JSEngine();
-
-public:
-    static NativeDriver *getInstance() {
-        static NativeDriver locla_s;
-        return &locla_s;
-    }
-
-    void createContext(int contextId, QString *script) override;
-    void destroyContext(int contextId) override;
-
-    void invokeContextEntityMethod(int contextId, QString *method, ...) override;
-    void invokeDoricMethod(QString *method, ...) override;
-
-    Registry * getRegistry() override;
-};
-
-#endif // NATIVE_DRIVER_H
diff --git a/doric-Qt/doric/engine/bridge_extension.cpp b/doric-Qt/doric/engine/bridge_extension.cpp
new file mode 100644
index 00000000..da334428
--- /dev/null
+++ b/doric-Qt/doric/engine/bridge_extension.cpp
@@ -0,0 +1,16 @@
+#include <QDebug>
+#include "bridge_extension.h"
+
+BridgeExtension::BridgeExtension(QObject *parent) : QObject(parent)
+{
+
+}
+
+void BridgeExtension::callNative(QString contextId, QString module, QString methodName, QString callbackId, QJSValue jsValue)
+{
+    qDebug() << "contextId: " + contextId;
+    qDebug() << "module: " + module;
+    qDebug() << "methodName: " + methodName;
+    qDebug() << "callbackId: " + callbackId;
+    qDebug() << "jsValue: " + jsValue.toString();
+}
diff --git a/doric-Qt/doric/engine/bridge_extension.h b/doric-Qt/doric/engine/bridge_extension.h
new file mode 100644
index 00000000..f131bad4
--- /dev/null
+++ b/doric-Qt/doric/engine/bridge_extension.h
@@ -0,0 +1,16 @@
+#ifndef BRIDGEEXTENSION_H
+#define BRIDGEEXTENSION_H
+
+#include <QObject>
+#include <QJSValue>
+
+class BridgeExtension : public QObject
+{
+    Q_OBJECT
+public:
+    explicit BridgeExtension(QObject *parent = nullptr);
+
+    void callNative(QString contextId, QString module, QString methodName, QString callbackId, QJSValue jsValue);
+};
+
+#endif // BRIDGEEXTENSION_H
diff --git a/doric-Qt/doric/engine/interface_jse.h b/doric-Qt/doric/engine/interface_jse.h
new file mode 100644
index 00000000..d45bc67a
--- /dev/null
+++ b/doric-Qt/doric/engine/interface_jse.h
@@ -0,0 +1,19 @@
+#ifndef INTERFACE_JSE_H
+#define INTERFACE_JSE_H
+
+#include <QString>
+#include <QJSValue>
+#include <QVariant>
+
+class InterfaceJSE {
+public:
+    virtual QString loadJS(QString script, QString source) = 0;
+
+    virtual void injectGlobalJSObject(QString name, QObject *object) = 0;
+
+    virtual void injectGlobalJSFunction(QString name, QObject *function, QString property) = 0;
+
+    virtual QJSValue invokeObject(QString objectName, QString functionName, QJSValueList arguments) = 0;
+};
+
+#endif // INTERFACE_JSE_H
diff --git a/doric-Qt/doric/engine/js_engine.cpp b/doric-Qt/doric/engine/js_engine.cpp
index 1f8fd4f7..6a612b96 100644
--- a/doric-Qt/doric/engine/js_engine.cpp
+++ b/doric-Qt/doric/engine/js_engine.cpp
@@ -1,81 +1,107 @@
-#include <QDebug>
-#include <QFile>
-#include <QResource>
+#include <QGuiApplication>
+#include <QJsonObject>
+#include <QRect>
+#include <QScreen>
+#include <QSysInfo>
+#include <QtConcurrent/QtConcurrent>
 
-#include "constant.h"
 #include "js_engine.h"
+#include "native_jse.h"
+#include "../utils/constant.h"
+#include "native_log.h"
+#include "native_empty.h"
+#include "timer_extension.h"
+#include "bridge_extension.h"
+#include "../utils/utils.h"
 
-JSEngine::JSEngine() {
-    initJSEngine();
-    injectGlobal();
-    initDoricRuntime();
+JSEngine::JSEngine(QObject *parent) : QObject(parent)
+{
+    mJSThreadPool.setMaxThreadCount(1);
+
+    QtConcurrent::run(&mJSThreadPool, [this]{
+        mJSE = new NativeJSE();
+    });
+    QtConcurrent::run(&mJSThreadPool, [this]{
+        // inject env
+        QScreen *screen = QGuiApplication::primaryScreen();
+        QRect screenGeometry = screen->geometry();
+        int screenWidth = screenGeometry.width();
+        int screenHeight = screenGeometry.height();
+
+        QObject *envObject = new QObject();
+        envObject->setProperty("platform", "Qt");
+        envObject->setProperty("platformVersion", qVersion());
+        envObject->setProperty("appName", "appName");
+        envObject->setProperty("appVersion", "appVersion");
+        envObject->setProperty("screenWidth", screenWidth);
+        envObject->setProperty("screenHeight", screenHeight);
+        envObject->setProperty("screenScale", 1);
+        envObject->setProperty("statusBarHeight", 0);
+        envObject->setProperty("hasNotch", false);
+        envObject->setProperty("deviceBrand", QSysInfo::prettyProductName());
+        envObject->setProperty("deviceModel", QSysInfo::productType());
+
+        mJSE->injectGlobalJSObject(Constant::INJECT_ENVIRONMENT, envObject);
+
+        // inject log
+        NativeLog *nativeLog = new NativeLog();
+        mJSE->injectGlobalJSFunction(Constant::INJECT_LOG, nativeLog, "function");
+
+        // inject empty
+        NativeEmpty *nativeEmpty = new NativeEmpty();
+        mJSE->injectGlobalJSFunction(Constant::INJECT_EMPTY, nativeEmpty, "function");
+
+        // inject timer set & clear
+        std::function<void(void)> func = [](){};
+        TimerExtension *timerExtension = new TimerExtension([this](long timerId){
+            QJSValueList arguments;
+            arguments.append(QJSValue((int)timerId));
+            this->invokeDoricMethod(Constant::DORIC_TIMER_CALLBACK, arguments);
+        });
+        mJSE->injectGlobalJSFunction(Constant::INJECT_TIMER_SET, timerExtension, "setTimer");
+        mJSE->injectGlobalJSFunction(Constant::INJECT_TIMER_CLEAR, timerExtension, "clearTimer");
+
+        BridgeExtension *bridgeExtension = new BridgeExtension();
+        mJSE->injectGlobalJSFunction(Constant::INJECT_BRIDGE, bridgeExtension, "callNative");
+    });
+    QtConcurrent::run(&mJSThreadPool, [this]{
+        loadBuiltinJS(Constant::DORIC_BUNDLE_SANDBOX);
+
+        QString libName = Constant::DORIC_MODULE_LIB;
+        QString libJS = Utils::readAssetFile("/doric", Constant::DORIC_BUNDLE_LIB);
+        QString script = packageModuleScript(libName, libJS);
+
+        mJSE->loadJS(script, "Module://" + libName);
+    });
 }
 
-void JSEngine::prepareContext(int contextId, QString *script) {
-    QString contextIdString = QString::number(contextId);
-    QString source = QString(Constant::TEMPLATE_CONTEXT_CREATE)
-            .replace("%s1", *script)
-            .replace("%s2", contextIdString)
-            .replace("%s3", contextIdString)
-            .replace("%s4", contextIdString);
-    QJSValue result = engine->evaluate(source, "context://" + contextIdString);
-    qDebug() << "context://" + contextIdString + " result: " + result.toString();
+QJSValue JSEngine::invokeDoricMethod(QString method, QJSValueList arguments)
+{
+    return mJSE->invokeObject(Constant::GLOBAL_DORIC, method, arguments);
 }
 
-void JSEngine::destroyContext(int contextId) {
-    QString contextIdString = QString::number(contextId);
-    QString source = QString(Constant::TEMPLATE_CONTEXT_DESTROY)
-            .replace("%s", contextIdString);
-    QJSValue result = engine->evaluate(source, "_context://" + contextIdString);
-    qDebug() << "context://" + contextIdString + " result: " + result.toString();
+void JSEngine::loadBuiltinJS(QString assetName)
+{
+    QString script = Utils::readAssetFile("/doric", assetName);
+    QString result = mJSE->loadJS(script, "Assets://" + assetName);
 }
 
-void JSEngine::initJSEngine() {
-    engine->installExtensions(QJSEngine::AllExtensions);
+void JSEngine::prepareContext(QString contextId, QString script, QString source)
+{
+    mJSE->loadJS(packageContextScript(contextId, script), "Context://" + source);
 }
 
-void JSEngine::injectGlobal() {
-    QJSValue log = engine->newQObject(nativeLog);
-    engine->globalObject().setProperty(Constant::INJECT_LOG, log.property("function"));
-
-    QJSValue timer = engine->newQObject(nativeTimer);
-    engine->globalObject().setProperty(Constant::INJECT_TIMER_SET, timer.property("setTimer"));
-    engine->globalObject().setProperty(Constant::INJECT_TIMER_CLEAR, timer.property("clearTimer"));
-
-    QJSValue empty = engine->newQObject(nativeEmpty);
-    engine->globalObject().setProperty(Constant::INJECT_EMPTY, empty.property("function"));
-
-    QJSValue bridge = engine->newQObject(nativeBridge);
-    engine->globalObject().setProperty(Constant::INJECT_BRIDGE, bridge.property("function"));
+QString JSEngine::packageContextScript(QString contextId, QString content)
+{
+    return QString(Constant::TEMPLATE_CONTEXT_CREATE).replace("%s1", content).replace("%s2", contextId).replace("%s3", contextId);
 }
 
-void JSEngine::initDoricRuntime() {
-    {
-        QResource resource(":/doric/doric-sandbox.js");
-        QFile *file = new QFile(resource.fileName());
-        file->open(QFile::ReadOnly | QFile::Text);
-        QTextStream in(file);
-        QString script = in.readAll();
-        file->close();
-        delete file;
-
-        QJSValue result = engine->evaluate(script, "doric-sandbox.js");
-        qDebug() << "doric-sandbox.js result: " + result.toString();
-    }
-
-    {
-        QResource resource(":/doric/doric-lib.js");
-        QFile *file = new QFile(resource.fileName());
-        file->open(QFile::ReadOnly | QFile::Text);
-        QTextStream in(file);
-        QString script = in.readAll();
-        file->close();
-        delete file;
-
-        QString lib = QString(Constant::TEMPLATE_MODULE)
-                .replace("%s1", "doric")
-                .replace("%s2", script);
-        QJSValue result = engine->evaluate(lib, "doric-lib.js");
-        qDebug() << "doric-lib.js result: " + result.toString();
-    }
+QString JSEngine::packageModuleScript(QString moduleName, QString content)
+{
+    return QString(Constant::TEMPLATE_MODULE).replace("%s1", moduleName).replace("%s2", content);
+}
+
+JSEngine::~JSEngine()
+{
+
 }
diff --git a/doric-Qt/doric/engine/js_engine.h b/doric-Qt/doric/engine/js_engine.h
index 70bd2328..eb12bdf7 100644
--- a/doric-Qt/doric/engine/js_engine.h
+++ b/doric-Qt/doric/engine/js_engine.h
@@ -1,38 +1,28 @@
-#ifndef JS_ENGINE_H
-#define JS_ENGINE_H
+#ifndef JSENGINE_H
+#define JSENGINE_H
 
-#include <QJSEngine>
+#include <QJSValue>
+#include <QThreadPool>
 
-#include "native/native_bridge.h"
-#include "native/native_empty.h"
-#include "native/native_log.h"
-#include "native/native_timer.h"
-#include "registry.h"
-
-class JSEngine {
-
-public:
-    QJSEngine *engine = new QJSEngine();
-
-    Registry *registry = new Registry();
-
-    JSEngine();
-
-    void prepareContext(int contextId, QString *script);
-
-    void destroyContext(int contextId);
+#include "interface_jse.h"
 
+class JSEngine : public QObject
+{
+    Q_OBJECT
 private:
-    NativeLog *nativeLog = new NativeLog();
-    NativeTimer *nativeTimer = new NativeTimer(engine);
-    NativeEmpty *nativeEmpty = new NativeEmpty();
-    NativeBridge *nativeBridge = new NativeBridge();
+    QThreadPool mJSThreadPool;
+    InterfaceJSE *mJSE;
 
-    void initJSEngine();
+    void loadBuiltinJS(QString assetName);
+    void prepareContext(QString contextId, QString script, QString source);
+    QString packageContextScript(QString contextId, QString content);
+    QString packageModuleScript(QString moduleName, QString content);
+public:
+    explicit JSEngine(QObject *parent = nullptr);
 
-    void injectGlobal();
+    QJSValue invokeDoricMethod(QString method, QJSValueList arguments);
 
-    void initDoricRuntime();
+    ~JSEngine();
 };
 
-#endif // JS_ENGINE_H
+#endif // JSENGINE_H
diff --git a/doric-Qt/doric/engine/native_empty.cpp b/doric-Qt/doric/engine/native_empty.cpp
new file mode 100644
index 00000000..06c2d8d2
--- /dev/null
+++ b/doric-Qt/doric/engine/native_empty.cpp
@@ -0,0 +1,7 @@
+#include "native_empty.h"
+#include <QDebug>
+
+Q_INVOKABLE QJSValue NativeEmpty::function() {
+    qDebug() << "nativeEmpty";
+    return QJSValue::NullValue;
+}
diff --git a/doric-Qt/doric/native/native_empty.h b/doric-Qt/doric/engine/native_empty.h
similarity index 54%
rename from doric-Qt/doric/native/native_empty.h
rename to doric-Qt/doric/engine/native_empty.h
index 64135411..db0bc24d 100644
--- a/doric-Qt/doric/native/native_empty.h
+++ b/doric-Qt/doric/engine/native_empty.h
@@ -1,7 +1,8 @@
-#ifndef NATIVE_EMPTY_H
-#define NATIVE_EMPTY_H
+#ifndef NATIVEEMPTY_H
+#define NATIVEEMPTY_H
 
 #include <QObject>
+#include <QJSValue>
 
 class NativeEmpty : public QObject {
     Q_OBJECT
@@ -9,7 +10,7 @@ class NativeEmpty : public QObject {
 public:
     NativeEmpty(QObject *parent = nullptr) : QObject(parent) {}
 
-    Q_INVOKABLE void function();
+    Q_INVOKABLE QJSValue function();
 };
 
-#endif // NATIVE_EMPTY_H
+#endif // NATIVEEMPTY_H
diff --git a/doric-Qt/doric/engine/native_jse.cpp b/doric-Qt/doric/engine/native_jse.cpp
new file mode 100644
index 00000000..22cb6314
--- /dev/null
+++ b/doric-Qt/doric/engine/native_jse.cpp
@@ -0,0 +1,43 @@
+#include "native_jse.h"
+#include <QDebug>
+
+NativeJSE::NativeJSE()
+{
+    mJSEngine.installExtensions(QJSEngine::AllExtensions);
+}
+
+QString NativeJSE::loadJS(QString script, QString source)
+{
+    return mJSEngine.evaluate(script, source).toString();
+}
+
+void NativeJSE::injectGlobalJSObject(QString name, QObject *object)
+{
+    QJSValue jsObject = mJSEngine.newQObject(object);
+
+    QList<QByteArray> propertyNames = object->dynamicPropertyNames();
+    foreach(QByteArray propertyName, propertyNames)
+    {
+        QString key = QString::fromStdString(propertyName.toStdString());
+        if (key == "undefined") {
+
+        } else {
+            jsObject.setProperty(key, mJSEngine.toScriptValue(object->property(propertyName)));
+        }
+    }
+
+    mJSEngine.globalObject().setProperty(name, jsObject);
+}
+
+void NativeJSE::injectGlobalJSFunction(QString name, QObject *function, QString property)
+{
+    QJSValue functionObject = mJSEngine.newQObject(function);
+    mJSEngine.globalObject().setProperty(name, functionObject.property(property));
+}
+
+QJSValue NativeJSE::invokeObject(QString objectName, QString functionName, QJSValueList arguments)
+{
+    QJSValue object = mJSEngine.evaluate(objectName);
+    QJSValue function = object.property(functionName);
+    return function.call(arguments);
+}
diff --git a/doric-Qt/doric/engine/native_jse.h b/doric-Qt/doric/engine/native_jse.h
new file mode 100644
index 00000000..21792afd
--- /dev/null
+++ b/doric-Qt/doric/engine/native_jse.h
@@ -0,0 +1,23 @@
+#ifndef NATIVE_JSE_H
+#define NATIVE_JSE_H
+
+#include <QJSEngine>
+#include "interface_jse.h"
+
+class NativeJSE : public InterfaceJSE
+{
+private:
+    QJSEngine mJSEngine;
+public:
+    NativeJSE();
+
+    QString loadJS(QString script, QString source) override;
+
+    void injectGlobalJSObject(QString name, QObject *object) override;
+
+    void injectGlobalJSFunction(QString name, QObject *function, QString property) override;
+
+    QJSValue invokeObject(QString objectName, QString functionName, QJSValueList arguments) override;
+};
+
+#endif // NATIVE_JSE_H
diff --git a/doric-Qt/doric/native/native_log.cpp b/doric-Qt/doric/engine/native_log.cpp
similarity index 100%
rename from doric-Qt/doric/native/native_log.cpp
rename to doric-Qt/doric/engine/native_log.cpp
diff --git a/doric-Qt/doric/native/native_log.h b/doric-Qt/doric/engine/native_log.h
similarity index 76%
rename from doric-Qt/doric/native/native_log.h
rename to doric-Qt/doric/engine/native_log.h
index 1649496b..56d9ae7f 100644
--- a/doric-Qt/doric/native/native_log.h
+++ b/doric-Qt/doric/engine/native_log.h
@@ -1,5 +1,5 @@
-#ifndef NATIVELOG_H
-#define NATIVELOG_H
+#ifndef NATIVE_LOG_H
+#define NATIVE_LOG_H
 
 #include <QObject>
 
@@ -12,4 +12,4 @@ public:
     Q_INVOKABLE void function(QString level, QString content);
 };
 
-#endif // NATIVELOG_H
+#endif // NATIVE_LOG_H
diff --git a/doric-Qt/doric/native/native_timer.cpp b/doric-Qt/doric/engine/timer_extension.cpp
similarity index 56%
rename from doric-Qt/doric/native/native_timer.cpp
rename to doric-Qt/doric/engine/timer_extension.cpp
index 33eb8040..eade7260 100644
--- a/doric-Qt/doric/native/native_timer.cpp
+++ b/doric-Qt/doric/engine/timer_extension.cpp
@@ -1,8 +1,9 @@
 #include <QTimer>
 
-#include "native_timer.h"
+#include "timer_extension.h"
+#include "../utils/constant.h"
 
-Q_INVOKABLE void NativeTimer::setTimer(long timerId, int time, bool repeat) {
+Q_INVOKABLE void TimerExtension::setTimer(long timerId, int time, bool repeat) {
     QTimer *timer = new QTimer(this);
     timer->setSingleShot(!repeat);
     connect(timer, &QTimer::timeout, this, [=] () {
@@ -10,11 +11,7 @@ Q_INVOKABLE void NativeTimer::setTimer(long timerId, int time, bool repeat) {
             deletedTimerIds->remove(timerId);
             delete timer;
         } else {
-            engine->evaluate(
-                        Constant::GLOBAL_DORIC + "." +
-                        Constant::DORIC_TIMER_CALLBACK + "(" +
-                        QString::number(timerId) + ")"
-                        );
+            this->method(timerId);
 
             if (!repeat) {
                 deletedTimerIds->remove(timerId);
@@ -25,6 +22,6 @@ Q_INVOKABLE void NativeTimer::setTimer(long timerId, int time, bool repeat) {
     timer->start(time);
 }
 
-void NativeTimer::clearTimer(long timerId) {
+Q_INVOKABLE void TimerExtension::clearTimer(long timerId) {
     deletedTimerIds->insert(timerId);
 }
diff --git a/doric-Qt/doric/engine/timer_extension.h b/doric-Qt/doric/engine/timer_extension.h
new file mode 100644
index 00000000..0125c9dd
--- /dev/null
+++ b/doric-Qt/doric/engine/timer_extension.h
@@ -0,0 +1,24 @@
+#ifndef NATIVETIMER_H
+#define NATIVETIMER_H
+
+#include <QObject>
+#include <QSet>
+
+class TimerExtension : public QObject {
+    Q_OBJECT
+
+private:
+    QSet<long> *deletedTimerIds = new QSet<long>();
+    std::function<void(long)> method;
+
+public:
+    explicit TimerExtension(std::function<void(long)> method, QObject *parent = nullptr) : QObject(parent) {
+        this->method = method;
+    }
+
+    Q_INVOKABLE void setTimer(long timerId, int time, bool repeat);
+
+    Q_INVOKABLE void clearTimer(long timerId);
+
+};
+#endif // NATIVETIMER_H
diff --git a/doric-Qt/doric/interface_driver.h b/doric-Qt/doric/interface_driver.h
new file mode 100644
index 00000000..82d2a196
--- /dev/null
+++ b/doric-Qt/doric/interface_driver.h
@@ -0,0 +1,19 @@
+#ifndef INTERFACEDRIVER_H
+#define INTERFACEDRIVER_H
+
+#include <QString>
+#include <QObject>
+
+class InterfaceDriver
+{
+public:
+    virtual void invokeContextEntityMethod(QString contextId, QString method, QList<QObject> args) = 0;
+
+    virtual void invokeDoricMethod(QString method, QList<QObject> args) = 0;
+
+    virtual void createContext(QString contextId, QString script, QString source) = 0;
+
+    virtual void destroyContext(QString contextId) = 0;
+};
+
+#endif // INTERFACEDRIVER_H
diff --git a/doric-Qt/doric/main.cpp b/doric-Qt/doric/main.cpp
index e633bd07..978b8e9b 100644
--- a/doric-Qt/doric/main.cpp
+++ b/doric-Qt/doric/main.cpp
@@ -1,46 +1,26 @@
-#include <QApplication>
-#include <QDialog>
-#include <QFile>
-#include <QResource>
+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+#include <QDebug>
 
-#include "context_manager.h"
+#include "engine/js_engine.h"
 #include "async/async_result.h"
-#include "template/custom_callback.h"
 
 int main(int argc, char *argv[])
 {
-    QApplication app(argc, argv);
-    {
-        QWidget *widget = new QWidget(nullptr, Qt::WindowType::Window);
-        widget->setWindowTitle(QString("Hello Doric"));
-        widget->resize(360, 640);
-        widget->show();
-    }
-    {
-        QResource resource(":/doric/Snake.js");
-        QFile *file = new QFile(resource.fileName());
-        file->open(QFile::ReadOnly | QFile::Text);
-        QTextStream in(file);
-        QString script = in.readAll();
-        file->close();
-        delete file;
+    QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
-        QString *source = new QString("Snake.js");
-        Context *context = ContextManager::getInstance()->createContext(&script, source);
-        context->show();
-        context->init(180, 320);
-        delete source;
-    }
+    QGuiApplication app(argc, argv);
 
-    {
-        // code for test
-        QJsonValue *a = new QJsonValue();
-        AsyncResult<QJsonValue> *result = new AsyncResult<QJsonValue>(*a);
-        CustomCallback<QJsonValue> *callback = new CustomCallback<QJsonValue>();
-        result->setCallback(callback);
-        qDebug() << result->hasResult();
-        qDebug() << result->getResult();
-    }
+    QQmlApplicationEngine engine;
+    const QUrl url(QStringLiteral("qrc:/main.qml"));
+    QObject::connect(&engine, &QQmlApplicationEngine::objectCreated,
+                     &app, [url](QObject *obj, const QUrl &objUrl) {
+        if (!obj && url == objUrl)
+            QCoreApplication::exit(-1);
+    }, Qt::QueuedConnection);
+    engine.load(url);
+
+    JSEngine jsEngine;
 
     return app.exec();
 }
diff --git a/doric-Qt/doric/main.qml b/doric-Qt/doric/main.qml
new file mode 100644
index 00000000..382f8f5e
--- /dev/null
+++ b/doric-Qt/doric/main.qml
@@ -0,0 +1,23 @@
+import QtQuick 2.12
+import QtQuick.Controls 2.5
+
+ApplicationWindow {
+    visible: true
+    width: 960
+    height: 720
+    title: qsTr("Scroll")
+
+    ScrollView {
+        anchors.fill: parent
+
+        ListView {
+            width: parent.width
+            model: 20
+            delegate: ItemDelegate {
+                text: "Item " + (index + 1)
+                width: parent.width
+                height: 100
+            }
+        }
+    }
+}
diff --git a/doric-Qt/doric/native/native_bridge.cpp b/doric-Qt/doric/native/native_bridge.cpp
deleted file mode 100644
index a6f5b954..00000000
--- a/doric-Qt/doric/native/native_bridge.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-#include "context_manager.h"
-#include "native_bridge.h"
-#include "plugin/shader_plugin.h"
-
-Q_INVOKABLE void NativeBridge::function(int contextId, QString module, QString methodName, QString callbackId, QJSValue jsValue) {
-    qDebug() << "contextId: " + QString::number(contextId) + ", " +
-                "module: " + module + ", " +
-                "methodName: " + methodName + ", " +
-                "callbackId: " + callbackId + ", " +
-                "arguments: " + jsValue.toString();
-    Context *context = ContextManager::getInstance()->getContext(contextId);
-    QString value = context->driver->getRegistry()->acquirePluginInfo(module);
-
-    qDebug() << value;
-    if (value.contains("ShaderPlugin")) {
-        ShaderPlugin shaderPlugin(context);
-        QMetaObject::invokeMethod(
-                    &shaderPlugin,
-                    methodName.toStdString().c_str(),
-                    Qt::AutoConnection,
-                    Q_ARG(QJSValue, jsValue));
-    }
-}
diff --git a/doric-Qt/doric/native/native_bridge.h b/doric-Qt/doric/native/native_bridge.h
deleted file mode 100644
index a274e1f7..00000000
--- a/doric-Qt/doric/native/native_bridge.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#ifndef NATIVE_BRIDGE_H
-#define NATIVE_BRIDGE_H
-
-#include <QJSValue>
-#include <QObject>
-
-class NativeBridge : public QObject {
-    Q_OBJECT
-
-public:
-    NativeBridge(QObject *parent = nullptr) : QObject(parent) {}
-
-    Q_INVOKABLE void function(int contextId, QString module, QString methodName, QString callbackId, QJSValue jsValue);
-};
-
-#endif // NATIVE_BRIDGE_H
diff --git a/doric-Qt/doric/native/native_empty.cpp b/doric-Qt/doric/native/native_empty.cpp
deleted file mode 100644
index 06204bb7..00000000
--- a/doric-Qt/doric/native/native_empty.cpp
+++ /dev/null
@@ -1,7 +0,0 @@
-#include <QDebug>
-
-#include "native_empty.h"
-
-Q_INVOKABLE void NativeEmpty::function() {
-    qDebug() << "nativeEmpty";
-}
diff --git a/doric-Qt/doric/native/native_timer.h b/doric-Qt/doric/native/native_timer.h
deleted file mode 100644
index 6cb4eff9..00000000
--- a/doric-Qt/doric/native/native_timer.h
+++ /dev/null
@@ -1,27 +0,0 @@
-#ifndef NATIVE_TIMER_H
-#define NATIVE_TIMER_H
-
-#include <QJSEngine>
-#include <QObject>
-#include <QSet>
-
-#include "constant.h"
-
-class NativeTimer : public QObject {
-    Q_OBJECT
-
-private:
-    QSet<long> *deletedTimerIds = new QSet<long>();
-    QJSEngine *engine;
-
-public:
-    NativeTimer(QJSEngine *engine, QObject *parent = nullptr) : QObject(parent) {
-        this->engine = engine;
-    }
-
-    Q_INVOKABLE void setTimer(long timerId, int time, bool repeat);
-
-    Q_INVOKABLE void clearTimer(long timerId);
-
-};
-#endif // NATIVE_TIMER_H
diff --git a/doric-Qt/doric/native_driver.cpp b/doric-Qt/doric/native_driver.cpp
new file mode 100644
index 00000000..e6361f04
--- /dev/null
+++ b/doric-Qt/doric/native_driver.cpp
@@ -0,0 +1,21 @@
+#include "native_driver.h"
+
+void NativeDriver::invokeContextEntityMethod(QString contextId, QString method, QList<QObject> args)
+{
+
+}
+
+void NativeDriver::invokeDoricMethod(QString method, QList<QObject> args)
+{
+
+}
+
+void NativeDriver::createContext(QString contextId, QString script, QString source)
+{
+
+}
+
+void NativeDriver::destroyContext(QString contextId)
+{
+
+}
diff --git a/doric-Qt/doric/native_driver.h b/doric-Qt/doric/native_driver.h
new file mode 100644
index 00000000..b8315a68
--- /dev/null
+++ b/doric-Qt/doric/native_driver.h
@@ -0,0 +1,40 @@
+#ifndef NATIVEDRIVER_H
+#define NATIVEDRIVER_H
+
+#include <QDebug>
+
+#include "interface_driver.h"
+#include "engine/js_engine.h"
+
+class NativeDriver : public InterfaceDriver
+{
+private:
+    static NativeDriver *local_instance;
+    NativeDriver()
+    {
+        qDebug() << "constructor";
+    }
+
+    ~NativeDriver()
+    {
+        qDebug() << "destructor";
+    }
+
+    JSEngine jsEngine;
+
+public:
+    static NativeDriver *getInstance()
+    {
+        static NativeDriver instance;
+        return &instance;
+    }
+
+    void invokeContextEntityMethod(QString contextId, QString method, QList<QObject> args) override;
+
+    void invokeDoricMethod(QString method, QList<QObject> args) override;
+
+    void createContext(QString contextId, QString script, QString source) override;
+
+    void destroyContext(QString contextId) override;
+};
+#endif // NATIVEDRIVER_H
diff --git a/doric-Qt/doric/plugin/shader_plugin.cpp b/doric-Qt/doric/plugin/shader_plugin.cpp
deleted file mode 100644
index 2d813bc1..00000000
--- a/doric-Qt/doric/plugin/shader_plugin.cpp
+++ /dev/null
@@ -1,6 +0,0 @@
-#include "shader_plugin.h"
-
-Q_INVOKABLE void ShaderPlugin::render(QJSValue jsValue) {
-    QString viewId = jsValue.property("id").toString();
-    qDebug() << viewId;
-}
diff --git a/doric-Qt/doric/plugin/shader_plugin.h b/doric-Qt/doric/plugin/shader_plugin.h
deleted file mode 100644
index e6fd76a0..00000000
--- a/doric-Qt/doric/plugin/shader_plugin.h
+++ /dev/null
@@ -1,18 +0,0 @@
-#ifndef SHADER_PLUGIN_H
-#define SHADER_PLUGIN_H
-
-#include <QDebug>
-#include <QJSValue>
-
-#include "context_holder.h"
-
-class ShaderPlugin : public ContextHolder {
-    Q_OBJECT
-
-public:
-    ShaderPlugin(Context *context) : ContextHolder(context) {}
-
-    Q_INVOKABLE void render(QJSValue jsValue);
-};
-
-#endif // SHADER_PLUGIN_H
diff --git a/doric-Qt/doric/qml.qrc b/doric-Qt/doric/qml.qrc
index 6d00a767..79a873d0 100644
--- a/doric-Qt/doric/qml.qrc
+++ b/doric-Qt/doric/qml.qrc
@@ -1,4 +1,8 @@
 <RCC>
+    <qresource prefix="/">
+        <file>main.qml</file>
+        <file>qtquickcontrols2.conf</file>
+    </qresource>
     <qresource prefix="/doric">
         <file alias="doric-sandbox.js">../../doric-js/bundle/doric-sandbox.js</file>
         <file alias="doric-lib.js">../../doric-js/bundle/doric-lib.js</file>
diff --git a/doric-Qt/doric/qtquickcontrols2.conf b/doric-Qt/doric/qtquickcontrols2.conf
new file mode 100644
index 00000000..75b2cb8f
--- /dev/null
+++ b/doric-Qt/doric/qtquickcontrols2.conf
@@ -0,0 +1,6 @@
+; This file can be edited to change the style of the application
+; Read "Qt Quick Controls 2 Configuration File" for details:
+; http://doc.qt.io/qt-5/qtquickcontrols2-configuration.html
+
+[Controls]
+Style=Default
diff --git a/doric-Qt/doric/registry.cpp b/doric-Qt/doric/registry.cpp
deleted file mode 100644
index 12127a95..00000000
--- a/doric-Qt/doric/registry.cpp
+++ /dev/null
@@ -1,17 +0,0 @@
-#include <QDebug>
-
-#include "registry.h"
-#include "plugin/shader_plugin.h"
-
-Registry::Registry() {
-    registerNativePlugin("shader", typeid(ShaderPlugin).name());
-}
-
-void Registry::registerNativePlugin(QString key, QString value) {
-    qDebug() << key + " " + value;
-    pluginInfoMap.insert(key, value);
-}
-
-QString Registry::acquirePluginInfo(QString key) {
-    return pluginInfoMap.take(key);
-}
diff --git a/doric-Qt/doric/registry.h b/doric-Qt/doric/registry.h
deleted file mode 100644
index 76e04878..00000000
--- a/doric-Qt/doric/registry.h
+++ /dev/null
@@ -1,19 +0,0 @@
-#ifndef REGISTRY_H
-#define REGISTRY_H
-
-#include <QMap>
-
-class Registry {
-
-private:
-    QMap<QString, QString> pluginInfoMap;
-
-public:
-    Registry();
-
-    void registerNativePlugin(QString key, QString value);
-
-    QString acquirePluginInfo(QString key);
-};
-
-#endif // REGISTRY_H
diff --git a/doric-Qt/doric/shader/layer.h b/doric-Qt/doric/shader/layer.h
deleted file mode 100644
index 3bf73497..00000000
--- a/doric-Qt/doric/shader/layer.h
+++ /dev/null
@@ -1,33 +0,0 @@
-#ifndef LAYER_H
-#define LAYER_H
-
-#include <QPainter>
-#include <QWidget>
-
-class Layer : public QWidget {
-
-    void paintEvent(QPaintEvent *event) override {
-        QPainter painter(this);
-        QWidget::paintEvent(event);
-    }
-
-public:
-
-    void setShadow(int sdColor, int sdOpacity, int sdRadius, int offsetX, int offsetY) {
-
-    }
-
-    void setBorder(int borderWidth, int borderColor) {
-
-    }
-
-    void setCornerRadius(int corner) {
-
-    }
-
-    void setCornerRadius(int leftTop, int rightTop, int rightBottom, int leftBottom) {
-
-    }
-};
-
-#endif // LAYER_H
diff --git a/doric-Qt/doric/template/custom_callback.h b/doric-Qt/doric/template/custom_callback.h
deleted file mode 100644
index bc3da675..00000000
--- a/doric-Qt/doric/template/custom_callback.h
+++ /dev/null
@@ -1,25 +0,0 @@
-#ifndef CUSTOM_CALLBACK_H
-#define CUSTOM_CALLBACK_H
-
-#include <QDebug>
-
-#include "async/callback.h"
-
-template <class R>
-class CustomCallback : public Callback<R> {
-
-public:
-    void onResult(R result) override {
-        qDebug() << result;
-    }
-
-    void onError(QException exception) override {
-        qDebug() << exception.what();
-    }
-
-    void onFinish() override {
-
-    }
-};
-
-#endif // CUSTOM_CALLBACK_H
diff --git a/doric-Qt/doric/template/singleton.h b/doric-Qt/doric/template/singleton.h
index 0bee72fb..c2655879 100644
--- a/doric-Qt/doric/template/singleton.h
+++ b/doric-Qt/doric/template/singleton.h
@@ -7,16 +7,19 @@ class Singleton
 {
 private:
     static Singleton *local_instance;
-    Singleton() {
+    Singleton()
+    {
         qDebug() << "constructor";
     }
 
-    ~Singleton() {
+    ~Singleton()
+    {
         qDebug() << "destructor";
     }
 
 public:
-    static Singleton *getInstance() {
+    static Singleton *getInstance()
+    {
         static Singleton locla_s;
         return &locla_s;
     }
diff --git a/doric-Qt/doric/utility/utility.h b/doric-Qt/doric/utility/utility.h
deleted file mode 100644
index b5d051c8..00000000
--- a/doric-Qt/doric/utility/utility.h
+++ /dev/null
@@ -1,48 +0,0 @@
-#ifndef UTILITY_H
-#define UTILITY_H
-
-#include <QJSEngine>
-#include <QJsonArray>
-#include <QJsonObject>
-#include <QJsonValue>
-
-class Utility {
-
-public:
-    static QJSValue convert(QJSEngine *jsEngine, QJsonValue jsonValue) {
-        if (jsonValue.isBool()) {
-            return QJSValue(jsonValue.toBool());
-        } else if (jsonValue.isString()) {
-            return QJSValue(jsonValue.toString());
-        } else if (jsonValue.isDouble()) {
-            return QJSValue(jsonValue.toDouble());
-        } else if (jsonValue.isNull()) {
-            return QJSValue(QJSValue::NullValue);
-        } else if (jsonValue.isUndefined()) {
-            return QJSValue(QJSValue::UndefinedValue);
-        } else if (jsonValue.isObject()) {
-            QJsonObject jsonObject = jsonValue.toObject();
-            QJSValue jsValue = jsEngine->newObject();
-            for (auto iterator = jsonObject.begin(); iterator != jsonObject.end(); iterator++) {
-                QString key = iterator.key();
-                QJsonValue value = iterator.value();
-                QJSValue convertedValue = convert(jsEngine, value);
-                jsValue.setProperty(key, convertedValue);
-            }
-            return jsValue;
-        } else if (jsonValue.isArray()) {
-            QJsonArray jsonArray = jsonValue.toArray();
-            QJSValue jsValue = jsEngine->newArray(jsonArray.size());
-            for (int i = 0; i < jsonArray.size(); i++) {
-                QJsonValue value = jsonArray[i];
-                QJSValue convertedValue = convert(jsEngine, value);
-                jsValue.setProperty(i, convertedValue);
-            }
-            return jsValue;
-        }
-
-        return QJSValue(QJSValue::UndefinedValue);
-    }
-};
-
-#endif // UTILITY_H
diff --git a/doric-Qt/doric/utils/constant.cpp b/doric-Qt/doric/utils/constant.cpp
new file mode 100644
index 00000000..65b95ae5
--- /dev/null
+++ b/doric-Qt/doric/utils/constant.cpp
@@ -0,0 +1,37 @@
+#include "constant.h"
+
+const QString Constant::DORIC_BUNDLE_SANDBOX = "doric-sandbox.js";
+const QString Constant::DORIC_BUNDLE_LIB = "doric-lib.js";
+const QString Constant::DORIC_MODULE_LIB = "doric";
+
+const QString Constant::INJECT_ENVIRONMENT = "Environment";
+const QString Constant::INJECT_LOG = "nativeLog";
+const QString Constant::INJECT_EMPTY = "nativeEmpty";
+const QString Constant::INJECT_REQUIRE = "nativeRequire";
+const QString Constant::INJECT_TIMER_SET = "nativeSetTimer";
+const QString Constant::INJECT_TIMER_CLEAR = "nativeClearTimer";
+const QString Constant::INJECT_BRIDGE = "nativeBridge";
+
+const QString Constant::TEMPLATE_CONTEXT_CREATE = QString("Reflect.apply(") +
+        "function(doric,context,Entry,require,exports){" + "\n" +
+        "%s1" + "\n" +
+        "},undefined,[" +
+        "undefined," +
+        "doric.jsObtainContext(\"%s2\")," +
+        "doric.jsObtainEntry(\"%s3\")," +
+        "doric.__require__" +
+        ",{}" +
+        "])";
+const QString Constant::TEMPLATE_MODULE = QString("Reflect.apply(doric.jsRegisterModule,this,[") +
+        "\"%s1\"," +
+        "Reflect.apply(function(__module){" +
+        "(function(module,exports,require){" + "\n" +
+        "%s2" + "\n" +
+        "})(__module,__module.exports,doric.__require__);" +
+        "\nreturn __module.exports;" +
+        "},this,[{exports:{}}])" +
+        "])";
+const QString Constant::TEMPLATE_CONTEXT_DESTROY = QString("doric.jsReleaseContext(\"%s\")");
+
+const QString Constant::GLOBAL_DORIC = "doric";
+const QString Constant::DORIC_TIMER_CALLBACK = "jsCallbackTimer";
diff --git a/doric-Qt/doric/constant.h b/doric-Qt/doric/utils/constant.h
similarity index 76%
rename from doric-Qt/doric/constant.h
rename to doric-Qt/doric/utils/constant.h
index c02a3ba0..bb623eba 100644
--- a/doric-Qt/doric/constant.h
+++ b/doric-Qt/doric/utils/constant.h
@@ -6,23 +6,25 @@
 class Constant {
 
 public:
+    static const QString DORIC_BUNDLE_SANDBOX;
+    static const QString DORIC_BUNDLE_LIB;
+    static const QString DORIC_MODULE_LIB;
+
+    static const QString INJECT_ENVIRONMENT;
     static const QString INJECT_LOG;
+    static const QString INJECT_EMPTY;
     static const QString INJECT_REQUIRE;
     static const QString INJECT_TIMER_SET;
     static const QString INJECT_TIMER_CLEAR;
     static const QString INJECT_BRIDGE;
-    static const QString INJECT_EMPTY;
 
     static const QString TEMPLATE_CONTEXT_CREATE;
     static const QString TEMPLATE_MODULE;
     static const QString TEMPLATE_CONTEXT_DESTROY;
 
     static const QString GLOBAL_DORIC;
-    static const QString DORIC_CONTEXT_INVOKE;
     static const QString DORIC_TIMER_CALLBACK;
-
-    static const QString DORIC_ENTITY_INIT;
-    static const QString DORIC_ENTITY_SHOW;
 };
 
+
 #endif // CONSTANT_H
diff --git a/doric-Qt/doric/utils/count_down_latch.h b/doric-Qt/doric/utils/count_down_latch.h
new file mode 100644
index 00000000..6618ed20
--- /dev/null
+++ b/doric-Qt/doric/utils/count_down_latch.h
@@ -0,0 +1,27 @@
+#ifndef COUNTDOWNLATCH_H
+#define COUNTDOWNLATCH_H
+
+#include <climits>
+#include <QSemaphore>
+
+class CountDownLatch {
+    Q_DISABLE_COPY(CountDownLatch)
+    QSemaphore m_sem{INT_MAX};
+public:
+    CountDownLatch() {}
+    ~CountDownLatch() {
+        m_sem.acquire(INT_MAX);
+        m_sem.release(INT_MAX);
+    }
+    class Locker {
+        CountDownLatch * sem;
+    public:
+        Locker(const Locker & other) : sem{other.sem} { sem->m_sem.acquire(); }
+        Locker(Locker && other) : sem{other.sem} { other.sem = nullptr; }
+        Locker(CountDownLatch * sem) : sem{sem} { sem->m_sem.acquire(); }
+        ~Locker() { if (sem) sem->m_sem.release(); }
+    };
+    Locker lock() { return Locker{this}; }
+};
+
+#endif // COUNTDOWNLATCH_H
diff --git a/doric-Qt/doric/utils/utils.h b/doric-Qt/doric/utils/utils.h
new file mode 100644
index 00000000..56add525
--- /dev/null
+++ b/doric-Qt/doric/utils/utils.h
@@ -0,0 +1,25 @@
+#ifndef UTILS_H
+#define UTILS_H
+
+#include <QString>
+#include <QResource>
+#include <QFile>
+#include <QTextStream>
+
+class Utils
+{
+public:
+    static QString readAssetFile(QString preffix, QString assetName) {
+        QResource resource(":" + preffix + "/" + assetName);
+        QFile *file = new QFile(resource.fileName());
+        file->open(QFile::ReadOnly | QFile::Text);
+        QTextStream in(file);
+        QString content = in.readAll();
+        file->close();
+        delete file;
+
+        return content;
+    }
+};
+
+#endif // UTILS_H