diff --git a/WeChatFerry/WeChatFerry.sln b/WeChatFerry/WeChatFerry.sln
index 2122ba1..02ba879 100644
--- a/WeChatFerry/WeChatFerry.sln
+++ b/WeChatFerry/WeChatFerry.sln
@@ -13,14 +13,18 @@ EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|x64 = Debug|x64
+		Dev|x64 = Dev|x64
 		Release|x64 = Release|x64
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
 		{4DE80B82-5F6A-4C4C-9D16-1574308110FA}.Debug|x64.ActiveCfg = Debug|x64
 		{4DE80B82-5F6A-4C4C-9D16-1574308110FA}.Debug|x64.Build.0 = Debug|x64
+		{4DE80B82-5F6A-4C4C-9D16-1574308110FA}.Dev|x64.ActiveCfg = Dev|x64
+		{4DE80B82-5F6A-4C4C-9D16-1574308110FA}.Dev|x64.Build.0 = Dev|x64
 		{4DE80B82-5F6A-4C4C-9D16-1574308110FA}.Release|x64.ActiveCfg = Release|x64
 		{4DE80B82-5F6A-4C4C-9D16-1574308110FA}.Release|x64.Build.0 = Release|x64
 		{ABFCB647-137F-478B-A73E-F0B1E3ADC215}.Debug|x64.ActiveCfg = Debug|x64
+		{ABFCB647-137F-478B-A73E-F0B1E3ADC215}.Dev|x64.ActiveCfg = Dev|x64
 		{ABFCB647-137F-478B-A73E-F0B1E3ADC215}.Release|x64.ActiveCfg = Release|x64
 		{ABFCB647-137F-478B-A73E-F0B1E3ADC215}.Release|x64.Build.0 = Release|x64
 	EndGlobalSection
diff --git a/WeChatFerry/sdk/SDK.vcxproj b/WeChatFerry/sdk/SDK.vcxproj
index 1d038db..af47a4b 100644
--- a/WeChatFerry/sdk/SDK.vcxproj
+++ b/WeChatFerry/sdk/SDK.vcxproj
@@ -5,6 +5,10 @@
       <Configuration>Debug</Configuration>
       <Platform>x64</Platform>
     </ProjectConfiguration>
+    <ProjectConfiguration Include="Dev|x64">
+      <Configuration>Dev</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
     <ProjectConfiguration Include="Release|x64">
       <Configuration>Release</Configuration>
       <Platform>x64</Platform>
@@ -24,6 +28,12 @@
     <PlatformToolset>v142</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'" Label="Configuration">
+    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v142</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
@@ -39,6 +49,9 @@
   <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
   </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
   <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
   </ImportGroup>
@@ -46,6 +59,9 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <LinkIncremental>true</LinkIncremental>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <LinkIncremental>false</LinkIncremental>
   </PropertyGroup>
@@ -69,6 +85,22 @@
       <ModuleDefinitionFile>sdk.def</ModuleDefinitionFile>
     </Link>
   </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_DEBUG;SDK_EXPORTS;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableUAC>false</EnableUAC>
+      <ModuleDefinitionFile>sdk.def</ModuleDefinitionFile>
+    </Link>
+  </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
diff --git a/WeChatFerry/spy/Spy.vcxproj b/WeChatFerry/spy/Spy.vcxproj
index 0377e89..ccf0ea3 100644
--- a/WeChatFerry/spy/Spy.vcxproj
+++ b/WeChatFerry/spy/Spy.vcxproj
@@ -5,6 +5,10 @@
       <Configuration>Debug</Configuration>
       <Platform>x64</Platform>
     </ProjectConfiguration>
+    <ProjectConfiguration Include="Dev|x64">
+      <Configuration>Dev</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
     <ProjectConfiguration Include="Release|x64">
       <Configuration>Release</Configuration>
       <Platform>x64</Platform>
@@ -25,6 +29,12 @@
     <PlatformToolset>v142</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'" Label="Configuration">
+    <ConfigurationType>DynamicLibrary</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v142</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
@@ -40,6 +50,9 @@
   <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
   </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
   <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
   </ImportGroup>
@@ -48,6 +61,10 @@
     <LinkIncremental>true</LinkIncremental>
     <TargetName>$(ProjectName)_debug</TargetName>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'">
+    <LinkIncremental>true</LinkIncremental>
+    <TargetName>$(ProjectName)_dev</TargetName>
+  </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <LinkIncremental>false</LinkIncremental>
   </PropertyGroup>
@@ -55,6 +72,10 @@
     <VcpkgUseStatic>true</VcpkgUseStatic>
     <VcpkgConfiguration>Release</VcpkgConfiguration>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'" Label="Vcpkg">
+    <VcpkgUseStatic>true</VcpkgUseStatic>
+    <VcpkgConfiguration>Release</VcpkgConfiguration>
+  </PropertyGroup>
   <PropertyGroup Label="Vcpkg" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <VcpkgUseStatic>true</VcpkgUseStatic>
   </PropertyGroup>
@@ -100,6 +121,55 @@ xcopy /y $(OutDir)$(TargetFileName) $(SolutionDir)Out
 xcopy /y $(OutDir)$(TargetName).exp $(SolutionDir)Out
 xcopy /y $(OutDir)$(TargetName).lib $(SolutionDir)Out
 xcopy /y $(OutDir)$(TargetName).pdb $(SolutionDir)Out
+xcopy /y $(OutDir)$(TargetFileName) $(SolutionDir)..\clients\python\wcferry</Command>
+    </PostBuildEvent>
+    <PostBuildEvent>
+      <Message>Copy spy.dll</Message>
+    </PostBuildEvent>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Dev|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;NDEBUG;SPY_EXPORTS;_WINDOWS;_USRDLL;ENABLE_DEBUG_LOG;ENABLE_WX_LOG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <ConformanceMode>true</ConformanceMode>
+      <PrecompiledHeader>NotUsing</PrecompiledHeader>
+      <PrecompiledHeaderFile>
+      </PrecompiledHeaderFile>
+      <LanguageStandard>stdcpp17</LanguageStandard>
+      <AdditionalIncludeDirectories>$(SolutionDir)com;$(SolutionDir)rpc;$(SolutionDir)rpc\nanopb;$(SolutionDir)rpc\proto;$(SolutionDir)smc;$(SolutionDir)spy;C:\Tools\vcpkg\installed\x64-windows-static\include</AdditionalIncludeDirectories>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <OmitFramePointers>false</OmitFramePointers>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <PrecompiledHeaderOutputFile>
+      </PrecompiledHeaderOutputFile>
+      <DisableSpecificWarnings>4251;4731;4819</DisableSpecificWarnings>
+      <AdditionalOptions>/EHa %(AdditionalOptions)</AdditionalOptions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableUAC>false</EnableUAC>
+      <ModuleDefinitionFile>spy.def</ModuleDefinitionFile>
+      <AdditionalOptions> /ignore:4099 %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalLibraryDirectories>$(SolutionDir)smc;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>iphlpapi.lib;wsock32.lib;ws2_32.lib;crypt32.lib;Codec.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+    <PreBuildEvent>
+      <Command>cd $(SolutionDir)rpc\proto
+$(SolutionDir)rpc\tool\protoc --nanopb_out=. wcf.proto</Command>
+    </PreBuildEvent>
+    <PreBuildEvent>
+      <Message>Generating PB files</Message>
+    </PreBuildEvent>
+    <PostBuildEvent>
+      <Command>if not exist $(SolutionDir)Out md $(SolutionDir)Out
+xcopy /y $(OutDir)$(TargetFileName) $(SolutionDir)Out
+xcopy /y $(OutDir)$(TargetName).exp $(SolutionDir)Out
+xcopy /y $(OutDir)$(TargetName).lib $(SolutionDir)Out
+xcopy /y $(OutDir)$(TargetName).pdb $(SolutionDir)Out
 xcopy /y $(OutDir)$(TargetFileName) $(SolutionDir)..\clients\python\wcferry</Command>
     </PostBuildEvent>
     <PostBuildEvent>