diff --git a/applications/ems_datahubs/WinDataHubs.vcxproj b/applications/ems_datahubs/WinDataHubs.vcxproj
index a8a305c..c2fb411 100644
--- a/applications/ems_datahubs/WinDataHubs.vcxproj
+++ b/applications/ems_datahubs/WinDataHubs.vcxproj
@@ -120,11 +120,15 @@
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>_DEBUG;_CONSOLE;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
+      <AdditionalIncludeDirectories>D:\Workspace\EmsProjects\emsApplication\sdk\mysql\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
-      <AdditionalDependencies>hv.lib;zlibd.lib;mysqlcppconn.lib;libiconvD.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <AdditionalDependencies>hv.lib;zlibd.lib;libmysql.lib;mysqlclient.lib;libiconvD.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <Version>
+      </Version>
+      <AdditionalLibraryDirectories>D:\Workspace\EmsProjects\emsApplication\sdk\mysql\lib\debug;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
diff --git a/applications/ems_datahubs/eventhandler.cpp b/applications/ems_datahubs/eventhandler.cpp
index 92882c3..8cb6ee7 100644
--- a/applications/ems_datahubs/eventhandler.cpp
+++ b/applications/ems_datahubs/eventhandler.cpp
@@ -1,5 +1,7 @@
 #include "eventhandler.h"
 
+#include <fstream>
+
 #include <hv/hv.h>
 #include <hv/hmain.h>
 #include <hv/iniparser.h>
@@ -37,7 +39,8 @@ void EventHandler::onRecvHandler(hio_t* io, void* buf, int readbytes)
         SOCKADDR_STR(hio_peeraddr(io), peeraddrstr));
 
     MessageFrame respFrame;
-    if( readbytes > 0xFFFF - 1 )
+    
+    if( readbytes > FRAME_MAX_LENGTH - 1 ) //限制1Mb 字节
     {
         hloge("too large data buffer to process: %d", readbytes);
         respFrame.setErrorFrame(ERR_INVALID_BUF_LEN);
@@ -45,12 +48,12 @@ void EventHandler::onRecvHandler(hio_t* io, void* buf, int readbytes)
         return;
     }
     
-    hlogi("<=== decode OK [\n%s\n]", printHex(buf, readbytes).c_str());
+    hlogi("<=== decode OK [\n%s\n]", printHex(buf, MIN(readbytes,512)).c_str());
 
     MessageFrame* pReadFrame = (MessageFrame*)buf;
     hlogi("on_recv fd=%d frame_len=%d [0x%x] ", hio_fd(io), pReadFrame->frame_len, pReadFrame->frame_len);
 
-    if( pReadFrame->frame_len > 0xFFFF - 1 )
+    if( pReadFrame->frame_len > FRAME_MAX_LENGTH - 1 )
     {
         hloge("too big string buffer to process: %d, it should be less than %d", pReadFrame->frame_len, 0xFFFF);
         respFrame.setErrorFrame(ERR_INVALID_LEN);
@@ -58,13 +61,36 @@ void EventHandler::onRecvHandler(hio_t* io, void* buf, int readbytes)
         return;
     }
 
-    if( Frame_DeviceData_Request == pReadFrame->frame_type )
+    switch (pReadFrame->frame_type)
+    {
+    case Frame_DeviceData_Request:
     {
         handleGatherData(io, buf, readbytes);
+        break;
     }
-    else
+    case Frame_Echo_Request:
+    {
+        hlogd("<== recieve test echo request and response signal back!");
+        hio_write(io, (void*)&respFrame, sizeof respFrame);
+        break;
+    }
+    case Frame_Configure_DB_Request:
+    {
+		hlogd("<== recieve configuration file upload request!");
+		int ret = handleConfigureData(io, buf, readbytes);
+        
+        if(ret!=0)
+            respFrame.setErrorFrame((ErrorCode)ret);
+
+        hio_write(io, (void*)&respFrame, sizeof respFrame);
+
+        break;
+    }
+    default:
     {
         assert(false);
+        break;
+    }
     }
 }
 
@@ -246,4 +272,37 @@ void EventHandler::handleGatherData(hio_t* io, void* buf, int readbytes)
         hio_write(io, (void*)&respFrame, sizeof respFrame);
         return;
     }
+}
+
+int EventHandler::handleConfigureData(hio_t* io, void* buf, int readbytes)
+{
+	assert(buf);
+
+	__USING_NAMESPACE_HJ__;
+
+	MessageFrame respFrame;
+	MessageFrame* pReadFrame = (MessageFrame*)buf;
+    
+    //保存文件
+    std::string filename("d://test_1.zip");
+	std::ofstream file(filename, std::ios::binary);
+
+	if (!file)
+	{
+		hloge("failed to create file: %s",filename.c_str());
+		return ERR_PERMISSION_DENIED;
+	}
+	// 将 pdata 中的内容写入文件
+	file.write((const char*)(pReadFrame->frame_content), pReadFrame->frame_len);
+
+	if (!file)
+	{
+        hloge("failed to write to file: %s", filename.c_str());
+        return ERR_RETRANS_CONTENT;
+	}
+    else
+    {
+		hlogd("successfuly to write to file: %s", filename.c_str());
+		return ErrorCode::ERR_OK;
+    }
 }
\ No newline at end of file
diff --git a/applications/ems_datahubs/eventhandler.h b/applications/ems_datahubs/eventhandler.h
index 0f8be18..4ef694a 100644
--- a/applications/ems_datahubs/eventhandler.h
+++ b/applications/ems_datahubs/eventhandler.h
@@ -14,5 +14,6 @@ public:
 protected:
 	//处理采集程序上传的数据，以JSON数据上报
 	static void handleGatherData(hio_t* io, void* buf, int readbytes);
+	static int handleConfigureData(hio_t* io, void* buf, int readbytes);
 };
 
diff --git a/applications/ems_datahubs/frame_define.h b/applications/ems_datahubs/frame_define.h
index c0cbe62..2635915 100644
--- a/applications/ems_datahubs/frame_define.h
+++ b/applications/ems_datahubs/frame_define.h
@@ -7,7 +7,7 @@ __NAMESPACE_BEGIN__(HJ)
 
 #define FRAME_HEADER_LENGTH (5)
 #define FRAME_TAILE_LENGTH (4)
-
+#define FRAME_MAX_LENGTH (0x100000) //限制1Mb 字节
 typedef enum tagErrorCode : unsigned char
 {
 	ERR_OK = 0X00,
@@ -16,6 +16,9 @@ typedef enum tagErrorCode : unsigned char
 	ERR_INVALID_BUF_LEN = 0X03,
 	ERR_INVALID_JSON_FMT = 0X04,
 	ERR_INVALID_FSUCODE = 0X05,
+	ERR_INVALID_CFG_CONTENT = 0X06, // 文件内容错误
+	ERR_RETRANS_CONTENT = 0X07, // 重传文件内容
+	ERR_PERMISSION_DENIED = 0X08, //写文件权限不够
 	ERR_UNKOWN = 0XFF
 }ErrorCode;
 
@@ -23,7 +26,9 @@ typedef enum tagFrameType : unsigned char
 {
 	Frame_Response = 0x00, //返回帧
 	Frame_Request = 0x01,  //请求帧
-	Frame_DeviceData_Request = 0x02, //来自采集程序的数据请求包，将数据保存到数据库中
+	Frame_Echo_Request = 0x02, //测试请求帧
+	Frame_DeviceData_Request = 0x03, //来自采集程序的数据请求包，将数据保存到数据库中
+	Frame_Configure_DB_Request = 0x04, //上传配置文件
 }FrameType;
 
 typedef struct tagFrameTail
@@ -31,6 +36,8 @@ typedef struct tagFrameTail
 	unsigned char frame_delimiter[4] = { 0xEE,0xFF,0xEE,0xFF };
 }FrameTail;
 
+#define FRAME_HEADER_LENGTH (5)   // frame_type(1) + frame_len(4)
+
 typedef struct tagFrame
 {
 	FrameType frame_type;					//帧类型
diff --git a/applications/ems_datahubs/iconv-utils.cpp b/applications/ems_datahubs/iconv-utils.cpp
index fc07941..34b9b23 100644
--- a/applications/ems_datahubs/iconv-utils.cpp
+++ b/applications/ems_datahubs/iconv-utils.cpp
@@ -155,7 +155,7 @@ int g2u(char* inbuf, size_t inlen, char* outbuf, size_t outlen)
 
 bool GBKToUTF8(const std::string& strGBK,std::string& str_result)
 {
-	int length = strGBK.size() * 2 + 1;
+	size_t length = strGBK.size() * 2 + 1;
 
 	char* temp = (char*)malloc(sizeof(char) * length);
 
@@ -175,7 +175,7 @@ bool GBKToUTF8(const std::string& strGBK,std::string& str_result)
 
 bool UTFtoGBK(const char* utf8, std::string& str_result)
 {
-	int length = strlen(utf8);
+	size_t length = strlen(utf8);
 
 	char* temp = (char*)malloc(sizeof(char) * length);
 
diff --git a/applications/ems_datahubs/main.cpp b/applications/ems_datahubs/main.cpp
index fcbf455..ccc66cd 100644
--- a/applications/ems_datahubs/main.cpp
+++ b/applications/ems_datahubs/main.cpp
@@ -118,6 +118,7 @@ void print_help()
 
 int parse_confile(const char* confile)
 {
+#ifdef __linux__
     int ret = g_conf_ctx.parser->LoadFromFile(confile);
     if (ret != 0)
     {
@@ -158,25 +159,26 @@ int parse_confile(const char* confile)
         logger_enable_fsync(hlog, hv_getboolean(str.c_str()));
     }
 #endif
-
+#endif
     // first log here
     hlogi("=========--- Welcome to the Earth ---=========");
     hlogi("%s version: %s", g_main_ctx.program_name, K22_VERSION);
     hlog_fsync();
 
-#if 0
+#if 1
     g_conf_ctx.worker_processes = 1;
     g_conf_ctx.worker_threads = 1;
     g_conf_ctx.host = "0.0.0.0";
     g_conf_ctx.port = 44242;
     g_conf_ctx.dbname = "hjems";
     g_conf_ctx.dbuser = "root";
-    g_conf_ctx.dbserver = "tcp://127.0.0.1:3306";
+    g_conf_ctx.dbserver = "127.0.0.1";
 #endif   
     // worker_processes
     int worker_processes = 0;
 
-#if 1
+
+#if __linux__
 #ifdef DEBUG
     // Disable multi-processes mode for debugging
     worker_processes = 0;
@@ -338,7 +340,48 @@ int already_running(void)
 #endif
 /// end of checking only one instance
 /// ////////////////////////////////////////////////
+#ifdef _WIN32
+int main(int argc, char** argv)
+{
+	// g_main_ctx
+	main_ctx_init(argc, argv);
+    conf_ctx_init(&g_conf_ctx);
 
+	// first log here
+    hlog_set_level_by_str("DEBUG");
+	hlogi("=========--- Welcome to the Earth ---=========");
+	hlogi("%s version: %s", g_main_ctx.program_name, K22_VERSION);
+	hlog_fsync();
+
+#if 1
+	g_conf_ctx.worker_processes = 1;
+	g_conf_ctx.worker_threads = 1;
+	g_conf_ctx.host = "0.0.0.0";
+	g_conf_ctx.port = 44242;
+	g_conf_ctx.dbname = "hjems";
+	g_conf_ctx.dbuser = "root";
+	g_conf_ctx.dbserver = "127.0.0.1";
+#endif   
+
+#if TEST_UNPACK
+	memset(&unpack_setting, 0, sizeof(unpack_setting_t));
+	unpack_setting.package_max_length = DEFAULT_PACKAGE_MAX_LENGTH;
+	unpack_setting.mode = UNPACK_BY_DELIMITER;
+	unpack_setting.delimiter[0] = 0xEE;
+	unpack_setting.delimiter[1] = 0xFF;
+	unpack_setting.delimiter[2] = 0xEE;
+	unpack_setting.delimiter[3] = 0xFF;
+	unpack_setting.delimiter_bytes = 4;
+#endif
+
+	master_workers_run(worker_fn, (void*)(intptr_t)&g_conf_ctx, g_conf_ctx.worker_processes, g_conf_ctx.worker_threads);
+
+	hlogi("=========--- I'll be back! ---=========");
+
+	return 0;
+}
+
+#else
 int main(int argc, char** argv)
 {
 #if 0
@@ -453,6 +496,7 @@ int main(int argc, char** argv)
 
     return 0;
 }
+#endif
 
 void worker_fn(void* userdata)
 {
@@ -460,7 +504,7 @@ void worker_fn(void* userdata)
     long port = ptrCtx->port;
 
     //initialize database connection
-    bool dbok = OpDatabase::getInstance()->OpenDatabase(ptrCtx->dbserver,ptrCtx->dbuser,ptrCtx->dbname);
+    bool dbok = OpDatabase::getInstance()->OpenDatabase(ptrCtx->dbserver,3306,ptrCtx->dbuser,"Hj57471000",ptrCtx->dbname);
     if (!dbok)
     {
         hloge("failed to open database, exit now...");
diff --git a/applications/ems_datahubs/opmysql.cpp b/applications/ems_datahubs/opmysql.cpp
index a0c249f..be7170f 100644
--- a/applications/ems_datahubs/opmysql.cpp
+++ b/applications/ems_datahubs/opmysql.cpp
@@ -1,10 +1,14 @@
 #include "opmysql.h"
+
+#ifndef _USING_MYSQL_51_LIB_
 #include <mysql_driver.h>
 #include <mysql_connection.h>
 #include <cppconn/prepared_statement.h>
 #include <cppconn/resultset.h>
 #include <cppconn/statement.h>
 #include <cppconn/exception.h>
+#endif
+
 #include <hv/hlog.h>
 #include <sstream>  
 #include "openjson.h"
@@ -26,8 +30,9 @@ OpDatabase* OpDatabase::getInstance()
 	return &m_instance;
 }
 
-bool OpDatabase::OpenDatabase(const std::string& server, const std::string& dbuser, const std::string& database)
+bool OpDatabase::OpenDatabase(const std::string& server /*= "127.0.0.1"*/, int dbport /*= 3306*/, const std::string& dbuser/* = "root"*/, const std::string& dbpasswd /*= "Hj57471000"*/, const std::string& database /*= "hjems"*/)
 {
+#ifndef _USING_MYSQL_51_LIB_
 	// 打开数据库
 	try
 	{
@@ -64,18 +69,46 @@ bool OpDatabase::OpenDatabase(const std::string& server, const std::string& dbus
 		hloge("Failed to connect to database: %s",ss.str().c_str());
 		return false;
 	}
+#else
+	bool ok = false;
+	m_pDbConnection = mysql_init(NULL);
+	//连接到MySQL服务器
+	if (!mysql_real_connect(m_pDbConnection, server.c_str(), dbuser.c_str(), dbpasswd.c_str(), database.c_str(), dbport, NULL, 0))
+	{
+		hloge("MySQL connection error: %s", mysql_error(m_pDbConnection));
+	}
+	else
+	{
+		ok = true;
+		mysql_set_character_set(m_pDbConnection, "utf8");
+	}
+	if (!ok)
+	{
+		hloge("Failed to connect to database.");
+	}
+	else
+	{
+		hlogd("new database connection created successfully!");
+	}
+	return ok;
+#endif
 }
 
 // 关闭数据库连接
 void OpDatabase::CloseDatabase()
 {
+#ifdef _USING_MYSQL_51_LIB_
+	mysql_close(m_pDbConnection);
+#else
 	m_pDbConnection->close();
 	//delete m_pDbConnection;
+#endif
 }
 
 
 void OpDatabase::InsertMessage(const std::string& ts, const std::string& msg_type, const std::string& fsu, const std::string& content, int topic, int dev_id)
 {
+#ifndef _USING_MYSQL_51_LIB_
 	const char* insertSql = "INSERT INTO tbl_data (data_timestamp, data_type, FsuCode, data_content, topic, device_id) VALUES (?,?,?,?,?,?);";
 	// 创建预编译的prepared statement
 	std::unique_ptr<sql::PreparedStatement> insertStmt(m_pDbConnection->prepareStatement(insertSql));
@@ -100,4 +133,6 @@ void OpDatabase::InsertMessage(const std::string& ts, const std::string& msg_typ
 	{
 		hloge( "No rows affected during insert operation." );
 	}
+#else
+#endif
 }
diff --git a/applications/ems_datahubs/opmysql.h b/applications/ems_datahubs/opmysql.h
index c258500..adbf765 100644
--- a/applications/ems_datahubs/opmysql.h
+++ b/applications/ems_datahubs/opmysql.h
@@ -2,9 +2,18 @@
 #define __MY_OPERATE_MYSQL__
 
 #include <string>
-#include <mysql_connection.h>
 
 
+#ifdef _WIN32
+#	define _USING_MYSQL_51_LIB_
+#	include <WinSock2.h>
+#	include <mysql.h> //MySQL C API include file
+#else
+#	ifdef  __linux__
+#		include <mysql_connection.h>
+#	endif
+#endif
+
 class OpDatabase
 {
 protected:
@@ -14,12 +23,18 @@ public:
 	static OpDatabase* getInstance();
 
 	void CloseDatabase();
-	bool OpenDatabase(const std::string& server = "tcp://127.0.0.1:3306", const std::string& dbuser = "root", const std::string& database="hjems");
+	bool OpenDatabase(const std::string& server = "127.0.0.1", int dbport = 3306, const std::string& dbuser = "root", const std::string& dbpasswd = "Hj57471000", const std::string& database = "hjems");
+
 	void InsertMessage(const std::string& ts, const std::string& msg_type, const std::string& fsu, const std::string& content, int topic, int dev_id);
 
 protected:
-	//std::unique_ptr<sql::Connection> m_pDbConnection;
-	sql::Connection* m_pDbConnection;
+#ifdef _WIN32
+	MYSQL* m_pDbConnection;
+#else
+#	ifdef  __linux__
+		sql::Connection* m_pDbConnection;
+#	endif
+#endif
 private:
 	static OpDatabase m_instance;
 };