diff --git a/application/main/src/MainThread.cpp b/application/main/src/MainThread.cpp
index 659b7529..b643b685 100644
--- a/application/main/src/MainThread.cpp
+++ b/application/main/src/MainThread.cpp
@@ -13,7 +13,7 @@
  * limitations under the License.
  */
 #include "MainThread.h"
-#include "IHal.h"
+#include "IHalCpp.h"
 #include "ILog.h"
 #include <thread>
 MainThread::MainThread() { mMainThreadRuning = false; }
@@ -38,11 +38,13 @@ StatusCode MainThread::Init(void)
     CustomizationInit();
     mMainThreadRuning = true;
     CreateAllModules();
-    IHalInit();
+    // IHalInit();
+    IHalCpp::GetInstance()->Init();
     return CreateStatusCode(STATUS_CODE_OK);
 }
 StatusCode MainThread::UnInit(void)
 {
+    IHalCpp::GetInstance()->UnInit();
     DestoryAllModules();
     ILogUnInit();
     return CreateStatusCode(STATUS_CODE_OK);
@@ -50,7 +52,8 @@ StatusCode MainThread::UnInit(void)
 StatusCode MainThread::CreateAllModules(void)
 {
     // CreateLogModule();
-    CreateHalModule();
+    // CreateHalModule();
+    CreateHalCppModule();
     return CreateStatusCode(STATUS_CODE_OK);
 }
 void MainThread::DestoryAllModules(void) {}
diff --git a/hal/include/IHal.h b/hal/include/IHal.h
index be031b3e..2ab59dc5 100644
--- a/hal/include/IHal.h
+++ b/hal/include/IHal.h
@@ -18,6 +18,26 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
+// enum KEY_EVENT
+// {
+//     KEY_EVENT_NOT_PRESSING = 0,
+//     KEY_EVENT_PRESSING,
+//     KEY_EVENT_END
+// };
+// typedef struct v_key_owner VKeyOwner;
+// typedef struct v_key_owner
+// {
+//     // StatusCode (*init)(VKeyOwner *);
+//     // StatusCode (*un_init)(VKeyOwner *);
+//     void (*key_event_trigger)(VKeyOwner *, const enum KEY_EVENT);
+// } VKeyOwner;
+// typedef struct v_key_handle VKeyHandle;
+// typedef struct v_key_handle
+// {
+//     // StatusCode (*init)(VKeyHandle *);
+//     // StatusCode (*un_init)(VKeyHandle *);
+//     StatusCode (*set_owner)(VKeyHandle *, VKeyOwner *);
+// } VKeyHandle;
 typedef struct i_hal IHal;
 typedef struct i_hal
 {
diff --git a/hal/include/IHalCpp.h b/hal/include/IHalCpp.h
index 625f7a34..d7e06990 100644
--- a/hal/include/IHalCpp.h
+++ b/hal/include/IHalCpp.h
@@ -16,6 +16,33 @@
 #define IHALCPP_H
 #include "StatusCode.h"
 #include <memory>
+constexpr int INVALID_PERIOD = -1;
+constexpr int PERIPHERAL_CHECK_PERIOD_MS = 100;
+constexpr int IMEI_LEN = 15;
+constexpr long int KEY_DO_NOT_HOLD_PRESSING = -1;
+enum class KeyHalEvent
+{
+    PRESSING = 0,
+    NOT_PRESSING,
+    END
+};
+class VKeyHalOwner
+{
+public:
+    VKeyHalOwner() = default;
+    virtual ~VKeyHalOwner() = default;
+    virtual void KeyEventTrigger(const KeyHalEvent &event) {}
+    virtual void TimerKeyEventTrigger(const KeyHalEvent &event) {}
+    virtual long int GetHoldPressingTimeMs(void) { return KEY_DO_NOT_HOLD_PRESSING; }
+};
+class VKeyHal
+{
+public:
+    VKeyHal() = default;
+    virtual ~VKeyHal() = default;
+    virtual void SetKeyHalOwner(std::shared_ptr<VKeyHalOwner> owner) {}
+    virtual const std::string GetKeyName(void) { return "undefine"; }
+};
 class IHalCpp
 {
 public:
@@ -25,4 +52,5 @@ public:
     virtual StatusCode Init(void) { return CreateStatusCode(STATUS_CODE_VIRTUAL_FUNCTION); }
     virtual StatusCode UnInit(void) { return CreateStatusCode(STATUS_CODE_VIRTUAL_FUNCTION); }
 };
+void CreateHalCppModule(void);
 #endif
\ No newline at end of file
diff --git a/hal/src/HalCpp.h b/hal/src/HalCpp.h
index 24a5b12f..1017cc2b 100644
--- a/hal/src/HalCpp.h
+++ b/hal/src/HalCpp.h
@@ -20,7 +20,7 @@ class HalCpp : public IHalCpp
 public:
     HalCpp() = default;
     virtual ~HalCpp() = default;
-    StatusCode Init(void);
-    StatusCode UnInit(void);
+    StatusCode Init(void) override;
+    StatusCode UnInit(void) override;
 };
 #endif
\ No newline at end of file
diff --git a/hal/src/HalMakePtr.cpp b/hal/src/HalMakePtr.cpp
index 54a5c595..d0391883 100644
--- a/hal/src/HalMakePtr.cpp
+++ b/hal/src/HalMakePtr.cpp
@@ -41,6 +41,15 @@ StatusCode DestroyHalModule(void)
     ResetHalImpl(nullptr);
     return CreateStatusCode(STATUS_CODE_OK);
 }
+void CreateHalCppModule(void)
+{
+    auto instance = std::make_shared<IHalCpp>();
+    StatusCode code2 = HalMakePtr::GetInstance()->CreateHalSharePtr(instance);
+    if (IsCodeOK(code2)) {
+        LogInfo("IHal manager instance is ok.\n");
+        IHalCpp::GetInstance(&instance);
+    }
+}
 std::shared_ptr<HalMakePtr> &HalMakePtr::GetInstance(std::shared_ptr<HalMakePtr> *impl)
 {
     static auto instance = std::make_shared<HalMakePtr>();
diff --git a/middleware/DeviceManager/CMakeLists.txt b/middleware/DeviceManager/CMakeLists.txt
index 696ede1b..5c8e96fc 100644
--- a/middleware/DeviceManager/CMakeLists.txt
+++ b/middleware/DeviceManager/CMakeLists.txt
@@ -8,7 +8,7 @@ include_directories(
     ./include
     ${UTILS_SOURCE_PATH}/StatusCode/include
     ${UTILS_SOURCE_PATH}/Log/include
-    ${UTILS_SOURCE_PATH}/Config/include
+    ${HAL_SOURCE_PATH}/include
 )
 #do not rely on any other library
 #link_directories(
@@ -36,10 +36,19 @@ add_custom_target(
     -p ${PLATFORM_PATH}/cmake-shell
     WORKING_DIRECTORY ${MIDDLEWARE_SOURCE_PATH}/DeviceManager
 )
+file(GLOB_RECURSE HEADER_FILES *.h)
+add_custom_target(
+    DeviceManager_code_format
+    COMMAND ${CLANG_FORMAT_EXE}
+    -style=file
+    -i ${SRC_FILES} ${HEADER_FILES}
+    WORKING_DIRECTORY ${MIDDLEWARE_SOURCE_PATH}/DeviceManager
+)
 add_custom_command(
     TARGET ${TARGET_NAME}
     PRE_BUILD
     COMMAND make DeviceManager_code_check
+    COMMAND make DeviceManager_code_format
     WORKING_DIRECTORY ${PLATFORM_PATH}/cmake-shell/
 )
 endif()
\ No newline at end of file
diff --git a/middleware/DeviceManager/include/IDeviceManager.h b/middleware/DeviceManager/include/IDeviceManager.h
index b2b930e3..f83e1e98 100644
--- a/middleware/DeviceManager/include/IDeviceManager.h
+++ b/middleware/DeviceManager/include/IDeviceManager.h
@@ -21,6 +21,14 @@ enum class IpcMission
     TEST = 0,
     END
 };
+enum class KeyAction
+{
+    SHORT_CLICK = 0,
+    // LONG_CLICK, // Do not support.
+    HOLD_DOWN,
+    HOLD_UP,
+    END
+};
 class IDeviceManager
 {
 public:
diff --git a/middleware/DeviceManager/src/DeviceManagerMakePtr.cpp b/middleware/DeviceManager/src/DeviceManagerMakePtr.cpp
new file mode 100644
index 00000000..8f6d0c1b
--- /dev/null
+++ b/middleware/DeviceManager/src/DeviceManagerMakePtr.cpp
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2023 Fancy Code.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "DeviceManagerMakePtr.h"
+#include "ILog.h"
+bool CreateDeviceManagerModule(void)
+{
+    auto instance = std::make_shared<IDeviceManager>();
+    StatusCode code = DeviceManagerMakePtr::GetInstance()->CreateDeviceManager(instance);
+    if (IsCodeOK(code)) {
+        LogInfo("CreateDeviceManager is ok.\n");
+        IDeviceManager::GetInstance(&instance);
+        return true;
+    }
+    return false;
+}
+std::shared_ptr<DeviceManagerMakePtr> &DeviceManagerMakePtr::GetInstance(std::shared_ptr<DeviceManagerMakePtr> *impl)
+{
+    static auto instance = std::make_shared<DeviceManagerMakePtr>();
+    if (impl) {
+        instance = *impl;
+    }
+    return instance;
+}
+const StatusCode DeviceManagerMakePtr::CreateDeviceManager(std::shared_ptr<IDeviceManager> &impl)
+{
+    auto tmp = std::make_shared<IDeviceManager>();
+    impl = tmp;
+    return CreateStatusCode(STATUS_CODE_OK);
+}
\ No newline at end of file
diff --git a/middleware/DeviceManager/src/DeviceManagerMakePtr.h b/middleware/DeviceManager/src/DeviceManagerMakePtr.h
new file mode 100644
index 00000000..4132b0e1
--- /dev/null
+++ b/middleware/DeviceManager/src/DeviceManagerMakePtr.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2023 Fancy Code.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef DEVICE_MANAGER_MAKE_PTR_H
+#define DEVICE_MANAGER_MAKE_PTR_H
+#include "IDeviceManager.h"
+#include "StatusCode.h"
+#include <memory>
+class DeviceManagerMakePtr
+{
+public:
+    DeviceManagerMakePtr() = default;
+    virtual ~DeviceManagerMakePtr() = default;
+    static std::shared_ptr<DeviceManagerMakePtr> &GetInstance(std::shared_ptr<DeviceManagerMakePtr> *impl = nullptr);
+    virtual const StatusCode CreateDeviceManager(std::shared_ptr<IDeviceManager> &impl);
+};
+#endif
\ No newline at end of file
diff --git a/middleware/DeviceManager/src/IDeviceManager.cpp b/middleware/DeviceManager/src/IDeviceManager.cpp
index 416b30b6..88abfdfd 100644
--- a/middleware/DeviceManager/src/IDeviceManager.cpp
+++ b/middleware/DeviceManager/src/IDeviceManager.cpp
@@ -3,9 +3,9 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- * 
+ *
  *     http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -17,15 +17,12 @@
 std::shared_ptr<IDeviceManager> &IDeviceManager::GetInstance(std::shared_ptr<IDeviceManager> *impl)
 {
     static auto instance = std::make_shared<IDeviceManager>();
-    if (impl)
-    {
-        if (instance.use_count() == 1)
-        {
+    if (impl) {
+        if (instance.use_count() == 1) {
             LogInfo("Instance changed succeed.\n");
             instance = *impl;
         }
-        else
-        {
+        else {
             LogError("Can't changing the instance becase of using by some one.\n");
         }
     }
diff --git a/middleware/DeviceManager/src/KeyManager.cpp b/middleware/DeviceManager/src/KeyManager.cpp
new file mode 100644
index 00000000..8b48d903
--- /dev/null
+++ b/middleware/DeviceManager/src/KeyManager.cpp
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2023 Fancy Code.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "KeyManager.h"
+#include "ILog.h"
+constexpr long int KEY_PRESSING = 0;
+constexpr unsigned int NOT_A_HOLD_KEY_ACTION = 0;
+KeyManager::KeyManager()
+{
+    mKeyHal = nullptr;
+    mKeyActionReport = nullptr;
+    mPressingTime = KEY_NOT_PRESSING;
+    mLongClickTime = 0;
+}
+KeyManager::KeyManager(std::shared_ptr<VKeyHal> &keyHal, const KeyActionReport &keyAction,
+                       const long int &longClickTime)
+    : mKeyHal(keyHal), mKeyActionReport(keyAction), mLongClickTime(longClickTime)
+{
+    mPressingTime = KEY_NOT_PRESSING;
+}
+KeyManager::~KeyManager() {}
+void KeyManager::KeyEventTrigger(const KeyHalEvent &event)
+{
+    std::lock_guard<std::mutex> locker(mMutex);
+    ActionReport(mKeyHal->GetKeyName(), event);
+}
+void KeyManager::TimerKeyEventTrigger(const KeyHalEvent &event)
+{
+    std::lock_guard<std::mutex> locker(mMutex);
+    if (IsKeyPressing()) {
+        ActionReport(mKeyHal->GetKeyName(), event);
+    }
+}
+long int KeyManager::GetHoldPressingTimeMs(void) { return mPressingTime; }
+bool KeyManager::IsKeyPressing(void) { return mPressingTime >= KEY_PRESSING ? true : false; }
+void KeyManager::Init(void) { mKeyHal->SetKeyHalOwner(shared_from_this()); }
+void KeyManager::UnInit(void) {}
+void KeyManager::ActionReport(const std::string &key, const KeyHalEvent &keyEvent)
+{
+    if (KEY_PRESSING <= mPressingTime) {
+        mPressingTime += PERIPHERAL_CHECK_PERIOD_MS;
+    }
+    switch (keyEvent) {
+    case KeyHalEvent::PRESSING:
+        KeyPressingTrigger(key);
+        break;
+    case KeyHalEvent::NOT_PRESSING:
+        KeyNotPressingTrigger(key);
+        break;
+
+    default:
+        break;
+    }
+}
+void KeyManager::KeyPressingTrigger(const std::string &key)
+{
+    if (mLongClickTime <= mPressingTime) // Do not support long click, it should be count in application code.
+    {
+        if (mKeyActionReport) {
+            // mKeyActionReport(key, KeyAction::SF_KEY_ACTION_LONG_CLICK, NOT_A_HOLD_KEY_ACTION);
+        }
+    }
+    if (mPressingTime != KEY_NOT_PRESSING && mPressingTime % KEY_ACTION_HOLD_DWON == 0) {
+        if (mKeyActionReport) {
+            mKeyActionReport(key, KeyAction::HOLD_DOWN, mPressingTime);
+        }
+    }
+    if (KEY_NOT_PRESSING == mPressingTime) {
+        mPressingTime = KEY_PRESSING;
+    }
+}
+void KeyManager::KeyNotPressingTrigger(const std::string &key)
+{
+    if (KEY_ACTION_SHORT_CLICK <= mPressingTime && mPressingTime < KEY_ACTION_HOLD_DWON) {
+        if (mKeyActionReport) {
+            mKeyActionReport(key, KeyAction::SHORT_CLICK, NOT_A_HOLD_KEY_ACTION);
+        }
+    }
+    if (KEY_ACTION_HOLD_DWON <= mPressingTime) {
+        if (mKeyActionReport) {
+            mKeyActionReport(key, KeyAction::HOLD_UP, mPressingTime);
+        }
+    }
+    mPressingTime = KEY_NOT_PRESSING;
+}
\ No newline at end of file
diff --git a/middleware/DeviceManager/src/KeyManager.h b/middleware/DeviceManager/src/KeyManager.h
new file mode 100644
index 00000000..2ae047c4
--- /dev/null
+++ b/middleware/DeviceManager/src/KeyManager.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2023 Fancy Code.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef KEY_MANAGER_H
+#define KEY_MANAGER_H
+#include "IDeviceManager.h"
+#include "IHalCpp.h"
+#include <functional>
+#include <mutex>
+using KeyActionReport = std::function<void(const std::string &, const KeyAction &, const unsigned int &)>;
+constexpr int KEY_ACTION_LONG_CLICK = 1000 * 5;
+constexpr int KEY_ACTION_SHORT_CLICK = 200;
+constexpr int KEY_ACTION_HOLD_DWON = 500;
+constexpr long int KEY_NOT_PRESSING = -1;
+class KeyManager : public VKeyHalOwner, public std::enable_shared_from_this<KeyManager>
+{
+public:
+    KeyManager();
+    KeyManager(std::shared_ptr<VKeyHal> &keyHal, const KeyActionReport &keyAction,
+               const long int &longClickTime = KEY_ACTION_LONG_CLICK);
+    ~KeyManager();
+    void KeyEventTrigger(const KeyHalEvent &event) override;
+    void TimerKeyEventTrigger(const KeyHalEvent &event) override;
+    long int GetHoldPressingTimeMs(void) override;
+    void Init(void);
+    void UnInit(void);
+    void ActionReport(const std::string &key, const KeyHalEvent &keyEvent);
+
+private:
+    void KeyPressingTrigger(const std::string &key);
+    void KeyNotPressingTrigger(const std::string &key);
+    bool IsKeyPressing(void);
+
+private:
+    std::mutex mMutex;
+    std::shared_ptr<VKeyHal> mKeyHal;
+    KeyActionReport mKeyActionReport;
+    long int mPressingTime;
+    long int mLongClickTime;
+};
+#endif
\ No newline at end of file