diff --git a/doc/sdk_build_guide.md b/doc/sdk_build_guide.md
new file mode 100644
index 0000000..9b1f4de
--- /dev/null
+++ b/doc/sdk_build_guide.md
@@ -0,0 +1,5 @@
+# 1. SDK构建设计文档
+
+## 1.1. 概述
+
+  SDK使用cmake构建，把分层解耦合的独立模块编译成静态库，应用程序根据依赖关系进行自动关联链接。
\ No newline at end of file
diff --git a/middleware/HuntingUpgrade/CMakeLists.txt b/middleware/HuntingUpgrade/CMakeLists.txt
index f860217..c86ea27 100644
--- a/middleware/HuntingUpgrade/CMakeLists.txt
+++ b/middleware/HuntingUpgrade/CMakeLists.txt
@@ -16,9 +16,6 @@ include_directories(
 #link_directories(
 #)
 
-add_definitions(-DAPPLICATION_CHECK_PATH=\"${APPLICATION_CHECK_PATH}\")
-add_definitions(-DAPPLICATION_UPGRADE_PATH=\"${APPLICATION_UPGRADE_PATH}\")
-
 aux_source_directory(./src SRC_FILES)
 
 set(TARGET_NAME HuntingUpgrade)
diff --git a/middleware/HuntingUpgrade/build/hunting_upgrade.cmake b/middleware/HuntingUpgrade/build/hunting_upgrade.cmake
index 4be9712..10b4ef5 100644
--- a/middleware/HuntingUpgrade/build/hunting_upgrade.cmake
+++ b/middleware/HuntingUpgrade/build/hunting_upgrade.cmake
@@ -1,2 +1,4 @@
 
-add_definitions(-DHUNTING_CAMERA_VERSION="1.0.0.0")
\ No newline at end of file
+add_definitions(-DHUNTING_CAMERA_VERSION="1.0.0.0")
+add_definitions(-DAPPLICATION_CHECK_PATH="${APPLICATION_CHECK_PATH}")
+add_definitions(-DAPPLICATION_UPGRADE_PATH="${APPLICATION_UPGRADE_PATH}")
\ No newline at end of file
diff --git a/middleware/HuntingUpgrade/src/HuntingUpgradeImpl.cpp b/middleware/HuntingUpgrade/src/HuntingUpgradeImpl.cpp
index 2ad2e0f..78a0e8b 100644
--- a/middleware/HuntingUpgrade/src/HuntingUpgradeImpl.cpp
+++ b/middleware/HuntingUpgrade/src/HuntingUpgradeImpl.cpp
@@ -14,9 +14,26 @@
  */
 #include "HuntingUpgradeImpl.h"
 #include "ILog.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 StatusCode HuntingUpgradeImpl::CheckFileHeader(const UpgradeFileHeader &head)
 {
-    const char *version = HUNTING_CAMERA_VERSION;
+    constexpr int VERSION_BUFF_LENGTH = 36;
+    char versionStr[VERSION_BUFF_LENGTH] = {0};
+    memcpy(versionStr, HUNTING_CAMERA_VERSION, strlen(HUNTING_CAMERA_VERSION));
+    unsigned char versionChar[VERSION_LENGTH] = {0};
+    char *token;
+    int i = 0;
+    token = strtok(versionStr, ".");
+    while (token != NULL && i < VERSION_LENGTH) {
+        versionChar[i] = atoi(token);
+        token = strtok(NULL, ".");
+        i++;
+    }
+    // for (int j = 0; j < VERSION_LENGTH; j++) {
+    //     printf("0x%X\n", versionChar[j]);
+    // }
     return CreateStatusCode(STATUS_CODE_OK);
 }
 StatusCode HuntingUpgradeImpl::CheckUpgradeFile(void)
diff --git a/test/application/MissionManager/tool/CMakeLists.txt b/test/application/MissionManager/tool/CMakeLists.txt
index 2cae5dc..c881325 100644
--- a/test/application/MissionManager/tool/CMakeLists.txt
+++ b/test/application/MissionManager/tool/CMakeLists.txt
@@ -1,4 +1,5 @@
 include(${CMAKE_SOURCE_DIR_IPCSDK}/build/global_config.cmake)
+include(${MIDDLEWARE_SOURCE_PATH}/HuntingUpgrade/build/hunting_upgrade.cmake)
 include(${HAL_SOURCE_PATH}/build/hal.cmake)
 set(EXECUTABLE_OUTPUT_PATH ${EXEC_OUTPUT_PATH})
 set(LIBRARY_OUTPUT_PATH ${LIBS_OUTPUT_PATH})
@@ -31,9 +32,6 @@ include_directories(
 #     ${EXTERNAL_SOURCE_PATH}/libconfig/libconfig-1.7.3/lib/.libs
 # )
 
-add_definitions(-DAPPLICATION_CHECK_PATH=\"${APPLICATION_CHECK_PATH}\")
-add_definitions(-DAPPLICATION_UPGRADE_PATH=\"${APPLICATION_UPGRADE_PATH}\")
-
 aux_source_directory(./src TEST_TOOL_SRC_FILES)
 set(TEST_TOOL_TARGET MissionManagerTestTool)
 add_library(${TEST_TOOL_TARGET} STATIC ${TEST_TOOL_SRC_FILES})
diff --git a/test/application/VersionReleaseTool/src/VersionBase.cpp b/test/application/VersionReleaseTool/src/VersionBase.cpp
new file mode 100644
index 0000000..0f5cc58
--- /dev/null
+++ b/test/application/VersionReleaseTool/src/VersionBase.cpp
@@ -0,0 +1,51 @@
+/*
+ * 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 "VersionBase.h"
+#include <fstream>
+#include <iostream>
+#include <regex>
+#include <sstream>
+#include <string>
+void VersionBase::GetVersion(const std::string &fileName, const std::regex &pattern, std::string &version)
+{
+    std::ifstream file(fileName);
+    if (!file.is_open()) {
+        std::cerr << "无法打开文件: " << fileName << std::endl;
+        return;
+    }
+
+    std::string line;
+    std::string versionGet;
+    // std::regex pattern(R"(add_definitions\(-DHUNTING_CAMERA_VERSION=\"([^"]+)\"\))");
+
+    while (std::getline(file, line)) {
+        std::smatch match;
+        if (std::regex_search(line, match, pattern)) {
+            // 如果找到匹配项，match[1]将包含捕获的版本号
+            versionGet = match[1].str();
+            break; // 找到后退出循环
+        }
+    }
+
+    file.close();
+
+    if (versionGet.empty()) {
+        std::cerr << "在文件中未找到指定的行或版本号!" << std::endl;
+        return;
+    }
+
+    std::cout << "提取的版本号: " << versionGet << std::endl;
+    return;
+}
\ No newline at end of file
diff --git a/test/application/VersionReleaseTool/src/VersionBase.h b/test/application/VersionReleaseTool/src/VersionBase.h
new file mode 100644
index 0000000..e610013
--- /dev/null
+++ b/test/application/VersionReleaseTool/src/VersionBase.h
@@ -0,0 +1,26 @@
+/*
+ * 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 VERSION_BASE_H
+#define VERSION_BASE_H
+#include <string>
+#include <regex>
+class VersionBase
+{
+public:
+    VersionBase() = default;
+    virtual ~VersionBase() = default;
+    void GetVersion(const std::string &fileName, const std::regex &pattern, std::string &version);
+};
+#endif
\ No newline at end of file
diff --git a/test/middleware/CMakeLists.txt b/test/middleware/CMakeLists.txt
index e9ab9d4..5afda67 100644
--- a/test/middleware/CMakeLists.txt
+++ b/test/middleware/CMakeLists.txt
@@ -5,4 +5,5 @@ add_subdirectory(McuManager)
 add_subdirectory(McuAskBase)
 add_subdirectory(DeviceManager)
 add_subdirectory(AppManager)
-add_subdirectory(MediaManager)
\ No newline at end of file
+add_subdirectory(MediaManager)
+add_subdirectory(HuntingUpgrade)
\ No newline at end of file
diff --git a/test/middleware/HuntingUpgrade/CMakeLists.txt b/test/middleware/HuntingUpgrade/CMakeLists.txt
new file mode 100644
index 0000000..bcdf839
--- /dev/null
+++ b/test/middleware/HuntingUpgrade/CMakeLists.txt
@@ -0,0 +1,82 @@
+# include(${CMAKE_SOURCE_DIR}/build/independent_source.cmake)
+include(${CMAKE_SOURCE_DIR_IPCSDK}/build/global_config.cmake)
+include(${MIDDLEWARE_SOURCE_PATH}/HuntingUpgrade/build/hunting_upgrade.cmake)
+set(EXECUTABLE_OUTPUT_PATH ${TEST_OUTPUT_PATH}/bin)
+
+include_directories(
+    ./src
+    ./include
+    ./tool/include
+    ${UTILS_SOURCE_PATH}/Log/include
+    ${UTILS_SOURCE_PATH}/StatusCode/include
+    # ${UTILS_SOURCE_PATH}/LinuxApi/include
+    # ${HAL_SOURCE_PATH}/include
+    ${MIDDLEWARE_SOURCE_PATH}/HuntingUpgrade/include
+    ${TEST_SOURCE_PATH}
+    # ${TEST_SOURCE_PATH}/hal/tool/include
+    # ${TEST_SOURCE_PATH}/utils/LinuxApiMock/include
+    ${EXTERNAL_SOURCE_PATH}/gtest/googletest-release-1.11.0/googletest/include
+    ${EXTERNAL_SOURCE_PATH}/gtest/googletest-release-1.11.0/googlemock/include
+)
+
+link_directories(
+    ${LIBS_OUTPUT_PATH}
+    ${EXTERNAL_LIBS_OUTPUT_PATH}
+)
+
+aux_source_directory(. SRC_FILES_MAIN)
+aux_source_directory(./src SRC_FILES)
+if(${TARGET_PLATFORM} MATCHES ${DEFINE_LINUX})
+    aux_source_directory(./src_mock SRC_FILES)
+endif()
+
+set(TARGET_NAME HuntingUpgradeTest)
+add_executable(${TARGET_NAME} ${SRC_FILES_MAIN} ${SRC_FILES})
+target_link_libraries(${TARGET_NAME} HuntingUpgradeTestTool gtest gmock pthread)
+if(${TEST_COVERAGE} MATCHES "true")
+    target_link_libraries(${TARGET_NAME} gcov)
+endif()
+
+if ("${COMPILE_IMPROVE_SUPPORT}" MATCHES "true")
+add_custom_target(
+    HuntingUpgradeTest_code_check
+    COMMAND ${CLANG_TIDY_EXE}
+    -checks='${CLANG_TIDY_CHECKS}'
+    --header-filter=.*
+    --system-headers=false
+    ${SRC_FILES}
+    ${CLANG_TIDY_CONFIG}
+    # --line-filter='[{\"name\":\"${EXTERNAL_SOURCE_PATH}/gtest/googletest-release-1.11.0/googletest/include/getest/gtest.h\"}]'
+    --line-filter='[{\"name\":\"${EXTERNAL_SOURCE_PATH}/gtest/googletest-release-1.11.0/googletest/include/getest/*.h\"}]'
+    -p ${PLATFORM_PATH}/cmake-shell
+    WORKING_DIRECTORY ${TEST_SOURCE_PATH}/middleware/HuntingUpgrade
+)
+add_custom_command(
+    TARGET ${TARGET_NAME}
+    PRE_BUILD
+    COMMAND make HuntingUpgradeTest_code_check
+    WORKING_DIRECTORY ${PLATFORM_PATH}/cmake-shell/
+)
+
+file(GLOB_RECURSE HEADER_FILES *.h)
+add_custom_target(
+    HuntingUpgradeTest_code_format
+    COMMAND ${CLANG_FORMAT_EXE}
+    -style=file
+    -i ${SRC_FILES} ${SRC_FILES_MAIN} ${HEADER_FILES}
+    WORKING_DIRECTORY ${TEST_SOURCE_PATH}/middleware/HuntingUpgrade
+)
+add_custom_command(
+    TARGET ${TARGET_NAME}
+    PRE_BUILD
+    COMMAND make HuntingUpgradeTest_code_check
+    COMMAND make HuntingUpgradeTest_code_format
+    WORKING_DIRECTORY ${PLATFORM_PATH}/cmake-shell/
+)
+endif()
+
+define_file_name(${TARGET_NAME})
+
+if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/tool/CMakeLists.txt")
+    add_subdirectory(tool)
+endif()
\ No newline at end of file
diff --git a/test/middleware/HuntingUpgrade/mainTest.cpp b/test/middleware/HuntingUpgrade/mainTest.cpp
new file mode 100644
index 0000000..475ceee
--- /dev/null
+++ b/test/middleware/HuntingUpgrade/mainTest.cpp
@@ -0,0 +1,23 @@
+/*
+ * 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 <gmock/gmock.h>
+#include <gtest/gtest.h>
+#include <thread>
+#include <unistd.h>
+int main(int argc, char *argv[])
+{
+    testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
\ No newline at end of file
diff --git a/test/middleware/HuntingUpgrade/src/HuntingUpgrade_Test.cpp b/test/middleware/HuntingUpgrade/src/HuntingUpgrade_Test.cpp
new file mode 100644
index 0000000..92cbd45
--- /dev/null
+++ b/test/middleware/HuntingUpgrade/src/HuntingUpgrade_Test.cpp
@@ -0,0 +1,68 @@
+/*
+ * 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 "HuntingUpgradeTestTool.h"
+#include "IHuntingUpgrade.h"
+#include "ILog.h"
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+#include <thread>
+namespace HuntingUpgradeTest
+{
+class HuntingUpgradeTest : public testing::Test, public HuntingUpgradeTestTool
+{
+public:
+    HuntingUpgradeTest()
+    {
+    }
+    virtual ~HuntingUpgradeTest()
+    {
+    }
+    static void SetUpTestCase()
+    {
+        CreateLogModule();
+        ILogInit(LOG_INSTANCE_TYPE_END);
+    }
+    static void TearDownTestCase()
+    {
+        ILogUnInit();
+        DestroyLogModule();
+    }
+    virtual void SetUp()
+    {
+        // HalTestTool::Init();
+        HuntingUpgradeTestTool::Init();
+        // CreateHalCppModule();
+        // CreateHuntingUpgradeModule();
+        CreateHuntingUpgradeModule();
+    }
+    virtual void TearDown()
+    {
+        HuntingUpgradeTestTool::UnInit();
+        // HalTestTool::UnInit();
+        // DestroyHuntingUpgradeModule();
+        // DestroyHalCppModule();
+        DestroyHuntingUpgradeModule();
+    }
+};
+/**
+ * @brief
+ * ../output_files/test/bin/HuntingUpgradeTest --gtest_filter=HuntingUpgradeTest.HS_RH_UNIT_HuntingUpgrade_EXAMPLE_Demo0
+ */
+TEST_F(HuntingUpgradeTest, HS_RH_UNIT_HuntingUpgrade_EXAMPLE_Demo0)
+{
+    HuntingUpgradeTestTool::CreateUpgradeFile();
+    IHuntingUpgrade::GetInstance()->CheckUpgradeFile();
+}
+} // namespace HuntingUpgradeTest
\ No newline at end of file
diff --git a/test/middleware/HuntingUpgrade/tool/CMakeLists.txt b/test/middleware/HuntingUpgrade/tool/CMakeLists.txt
new file mode 100644
index 0000000..cd7aafc
--- /dev/null
+++ b/test/middleware/HuntingUpgrade/tool/CMakeLists.txt
@@ -0,0 +1,56 @@
+include(${CMAKE_SOURCE_DIR_IPCSDK}/build/global_config.cmake)
+include(${HAL_SOURCE_PATH}/build/hal.cmake)
+set(EXECUTABLE_OUTPUT_PATH ${EXEC_OUTPUT_PATH})
+set(LIBRARY_OUTPUT_PATH ${LIBS_OUTPUT_PATH})
+
+include_directories(
+    ./src
+    ./include
+    ${UTILS_SOURCE_PATH}/StatusCode/include
+    ${UTILS_SOURCE_PATH}/Log/include
+    ${UTILS_SOURCE_PATH}/LinuxApi/include
+    ${UTILS_SOURCE_PATH}/UpgradeTool/include
+    ${MIDDLEWARE_SOURCE_PATH}/HuntingUpgrade/src
+    ${TEST_SOURCE_PATH}
+    ${TEST_SOURCE_PATH}/utils/LinuxApiMock/include
+    ${TEST_SOURCE_PATH}/utils/McuProtocol/tool/include
+)
+# link_directories(
+#     ${EXTERNAL_SOURCE_PATH}/libconfig/libconfig-1.7.3/lib/.libs
+# )
+
+aux_source_directory(./src TEST_TOOL_SRC_FILES)
+set(TEST_TOOL_TARGET HuntingUpgradeTestTool)
+add_library(${TEST_TOOL_TARGET} STATIC ${TEST_TOOL_SRC_FILES})
+target_link_libraries(${TEST_TOOL_TARGET} UpgradeTool LinuxApi HuntingUpgrade Log)
+
+if ("${COMPILE_IMPROVE_SUPPORT}" MATCHES "true")
+add_custom_target(
+    HuntingUpgradeTestTool_code_check
+    COMMAND ${CLANG_TIDY_EXE}
+    -checks='${CLANG_TIDY_CHECKS}'
+    --header-filter=.*
+    --system-headers=false
+    ${TEST_TOOL_SRC_FILES}
+    ${CLANG_TIDY_CONFIG}
+    -p ${PLATFORM_PATH}/cmake-shell
+    WORKING_DIRECTORY ${TEST_SOURCE_PATH}/middleware/HuntingUpgrade/tool
+)
+file(GLOB_RECURSE HEADER_FILES *.h)
+add_custom_target(
+    HuntingUpgradeTestTool_code_format
+    COMMAND ${CLANG_FORMAT_EXE}
+    -style=file
+    -i ${TEST_TOOL_SRC_FILES} ${HEADER_FILES}
+    WORKING_DIRECTORY ${TEST_SOURCE_PATH}/middleware/HuntingUpgrade/tool
+)
+add_custom_command(
+    TARGET ${TEST_TOOL_TARGET}
+    PRE_BUILD
+    COMMAND make HuntingUpgradeTestTool_code_check
+    COMMAND make HuntingUpgradeTestTool_code_format
+    WORKING_DIRECTORY ${PLATFORM_PATH}/cmake-shell/
+)
+endif()
+
+define_file_name(${TEST_TOOL_TARGET})
\ No newline at end of file
diff --git a/test/middleware/HuntingUpgrade/tool/include/HuntingUpgradeTestTool.h b/test/middleware/HuntingUpgrade/tool/include/HuntingUpgradeTestTool.h
new file mode 100644
index 0000000..141622e
--- /dev/null
+++ b/test/middleware/HuntingUpgrade/tool/include/HuntingUpgradeTestTool.h
@@ -0,0 +1,32 @@
+/*
+ * 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 HUNTING_UPGRADE_TEST_TOOL_H
+#define HUNTING_UPGRADE_TEST_TOOL_H
+#include "GtestUsing.h"
+class HuntingUpgradeTestTool
+{
+public:
+    HuntingUpgradeTestTool() = default;
+    virtual ~HuntingUpgradeTestTool() = default;
+
+protected:
+    void Init(void);
+    void UnInit(void);
+    void CreateUpgradeFile(void);
+
+private:
+    bool CheckDirectory(const char *filepath);
+};
+#endif
\ No newline at end of file
diff --git a/test/middleware/HuntingUpgrade/tool/src/HuntingUpgradeTestTool.cpp b/test/middleware/HuntingUpgrade/tool/src/HuntingUpgradeTestTool.cpp
new file mode 100644
index 0000000..7af6822
--- /dev/null
+++ b/test/middleware/HuntingUpgrade/tool/src/HuntingUpgradeTestTool.cpp
@@ -0,0 +1,82 @@
+/*
+ * 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 "HuntingUpgradeTestTool.h"
+#include "ILog.h"
+#include "LinuxApi.h"
+#include "UpgradeTool.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+void HuntingUpgradeTestTool::Init(void)
+{
+}
+void HuntingUpgradeTestTool::UnInit(void)
+{
+    if (access(SD_CARD_MOUNT_PATH APPLICATION_CHECK_PATH "-test", F_OK) == 0) {
+        fx_system("rm -rf " SD_CARD_MOUNT_PATH);
+    }
+}
+void HuntingUpgradeTestTool::CreateUpgradeFile(void)
+{
+    CheckDirectory(SD_CARD_MOUNT_PATH APPLICATION_CHECK_PATH "-test");
+    fx_system("touch " SD_CARD_MOUNT_PATH APPLICATION_CHECK_PATH "-test");
+    UpgradeTool::GetInstance()->PackFile(SD_CARD_MOUNT_PATH APPLICATION_CHECK_PATH "-test",
+                                         SD_CARD_MOUNT_PATH APPLICATION_CHECK_PATH,
+                                         "1.0.0.0",
+                                         "hunting",
+                                         "dgiot",
+                                         "app");
+}
+bool HuntingUpgradeTestTool::CheckDirectory(const char *filepath)
+{
+    LogInfo("CheckDirectory:%s\n", filepath);
+    char *path = nullptr;
+    char *sep = nullptr;
+    struct stat st = {0};
+
+    path = strdup(filepath);
+    if (!path) {
+        LogError("strdup\n");
+        return false;
+    }
+
+    for (sep = strchr(path, '/'); sep != NULL; sep = strchr(sep + 1, '/')) {
+        *sep = '\0';
+        if (strlen(path) == 0) {
+            *sep = '/';
+            continue;
+        }
+        if (stat(path, &st) == -1) {
+            if (errno == ENOENT) {
+                if (mkdir(path, 0755) == -1) {
+                    LogError("mkdir path failed:%s\n", path);
+                    free(path);
+                    return false;
+                }
+            }
+            else {
+                LogError("stat\n");
+                free(path);
+                return false;
+            }
+        }
+
+        *sep = '/';
+    }
+    free(path);
+    return true;
+}
\ No newline at end of file
diff --git a/tools/version_release/VersionReleaseTool b/tools/version_release/VersionReleaseTool
index 853f654..c08691d 100755
Binary files a/tools/version_release/VersionReleaseTool and b/tools/version_release/VersionReleaseTool differ
diff --git a/utils/UpgradeBase/include/UpgradeBase.h b/utils/UpgradeBase/include/UpgradeBase.h
index dab0699..31296fa 100644
--- a/utils/UpgradeBase/include/UpgradeBase.h
+++ b/utils/UpgradeBase/include/UpgradeBase.h
@@ -15,10 +15,11 @@
 #ifndef UPGRADE_BASE_H
 #define UPGRADE_BASE_H
 #include "StatusCode.h"
+constexpr int VERSION_LENGTH = 4;
 typedef struct __attribute__((packed)) upgrade_file_header
 {
     unsigned char packTime[6];
-    unsigned char version[4];
+    unsigned char version[VERSION_LENGTH];
     unsigned char product[2];
     unsigned char project[2];
     unsigned char upgradeType[1];