diff --git a/vnpy/api/itap/vnitap/pch.cpp b/vnpy/api/itap/vnitap/pch.cpp
new file mode 100644
index 00000000..980fc28a
--- /dev/null
+++ b/vnpy/api/itap/vnitap/pch.cpp
@@ -0,0 +1,21 @@
+#include "pch.h"
+
+
+
+#include <iostream>
+#include <string>
+#include <pybind11/pybind11.h>
+#include <pybind11/functional.h>
+#include <autocxxpy/autocxxpy.hpp>
+
+
+#include "generated_files/module.hpp"
+#include "generated_files/wrappers.hpp"
+#include "generated_files/generated_functions.h"
+
+
+#include "iTapTradeAPI.h"
+#include "TapQuoteAPI.h"
+#include "TapAPIError.h"
+#include "iTapAPIError.h"
+#include "custom/custom_wrappers.hpp"
diff --git a/vnpy/api/itap/vnitap/pch.h b/vnpy/api/itap/vnitap/pch.h
new file mode 100644
index 00000000..6f70f09b
--- /dev/null
+++ b/vnpy/api/itap/vnitap/pch.h
@@ -0,0 +1 @@
+#pragma once
diff --git a/vnpy/api/itap/vnitap/vnitap.vcxproj b/vnpy/api/itap/vnitap/vnitap.vcxproj
index fb4cb74f..02a742c1 100644
--- a/vnpy/api/itap/vnitap/vnitap.vcxproj
+++ b/vnpy/api/itap/vnitap/vnitap.vcxproj
@@ -30,6 +30,7 @@
     <ClInclude Include="include\TapAPIError.h" />
     <ClInclude Include="include\TapQuoteAPI.h" />
     <ClInclude Include="include\TapQuoteAPIDataType.h" />
+    <ClInclude Include="pch.h" />
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="generated_files\generated_functions_0.cpp" />
@@ -39,6 +40,12 @@
     <ClCompile Include="generated_files\generated_functions_4.cpp" />
     <ClCompile Include="generated_files\generated_functions_5.cpp" />
     <ClCompile Include="generated_files\module.cpp" />
+    <ClCompile Include="pch.cpp">
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Create</PrecompiledHeader>
+    </ClCompile>
   </ItemGroup>
   <PropertyGroup Label="Globals">
     <VCProjectVersion>16.0</VCProjectVersion>
@@ -53,6 +60,7 @@
     <UseDebugLibraries>true</UseDebugLibraries>
     <PlatformToolset>v142</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
+    <UseNativeEnvironment>true</UseNativeEnvironment>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
@@ -60,12 +68,14 @@
     <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
+    <UseNativeEnvironment>true</UseNativeEnvironment>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
     <PlatformToolset>v142</PlatformToolset>
     <CharacterSet>Unicode</CharacterSet>
+    <UseNativeEnvironment>true</UseNativeEnvironment>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
@@ -73,6 +83,7 @@
     <PlatformToolset>v142</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
     <CharacterSet>Unicode</CharacterSet>
+    <UseNativeEnvironment>true</UseNativeEnvironment>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
@@ -124,14 +135,15 @@
   </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
-      <PrecompiledHeader>
-      </PrecompiledHeader>
+      <PrecompiledHeader>Use</PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <ForcedIncludeFiles>pch.h</ForcedIncludeFiles>
+      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -141,8 +153,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <ClCompile>
-      <PrecompiledHeader>
-      </PrecompiledHeader>
+      <PrecompiledHeader>Use</PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
       <SDLCheck>true</SDLCheck>
@@ -150,6 +161,8 @@
       <ConformanceMode>true</ConformanceMode>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <ForcedIncludeFiles>pch.h</ForcedIncludeFiles>
+      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -159,8 +172,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <ClCompile>
-      <PrecompiledHeader>
-      </PrecompiledHeader>
+      <PrecompiledHeader>Use</PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -170,6 +182,8 @@
       <ConformanceMode>true</ConformanceMode>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <ForcedIncludeFiles>pch.h</ForcedIncludeFiles>
+      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -181,8 +195,7 @@
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <ClCompile>
-      <PrecompiledHeader>
-      </PrecompiledHeader>
+      <PrecompiledHeader>Use</PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -193,6 +206,8 @@
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <LanguageStandard>stdcpp17</LanguageStandard>
+      <ForcedIncludeFiles>pch.h</ForcedIncludeFiles>
+      <PrecompiledHeaderFile>pch.h</PrecompiledHeaderFile>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
diff --git a/vnpy/api/itap/vnitap/vnitap.vcxproj.filters b/vnpy/api/itap/vnitap/vnitap.vcxproj.filters
index a8b3d5d9..66749c2f 100644
--- a/vnpy/api/itap/vnitap/vnitap.vcxproj.filters
+++ b/vnpy/api/itap/vnitap/vnitap.vcxproj.filters
@@ -48,6 +48,9 @@
     <ClInclude Include="generated_files\wrappers.hpp">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="pch.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="generated_files\generated_functions_0.cpp">
@@ -71,5 +74,8 @@
     <ClCompile Include="generated_files\generated_functions_5.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="pch.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
 </Project>
\ No newline at end of file