diff --git a/Assets/TResources/DLL.meta b/Assets/TResources/DLL.meta
new file mode 100644
index 00000000..422af3c8
--- /dev/null
+++ b/Assets/TResources/DLL.meta
@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: faa98a72a5e857f49b8d46dae4310ce2
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/TEngineHotUpdate/GameApp.cs b/TEngineHotUpdate/GameApp.cs
new file mode 100644
index 00000000..f4e8dc0b
--- /dev/null
+++ b/TEngineHotUpdate/GameApp.cs
@@ -0,0 +1,43 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using UnityEngine;
+using UnityEngine.UI;
+
+namespace TEngineHotUpdate
+{
+    public class GameLogicMain
+    {
+        public static void Init()
+        {
+            Debug.Log("Init");
+        }
+
+        public static void Start()
+        {
+            Debug.Log("Start");
+        }
+
+        public static void Update()
+        {
+            Debug.Log("Update");
+        }
+
+        public static void LateUpdate()
+        {
+            Debug.Log("LateUpdate");
+        }
+
+        public static void Destroy()
+        {
+            
+        }
+
+        public static void OnApplicationPause(bool isPause)
+        {
+            
+        }
+    }
+}
diff --git a/TEngineHotUpdate/Properties/AssemblyInfo.cs b/TEngineHotUpdate/Properties/AssemblyInfo.cs
new file mode 100644
index 00000000..acaab2e9
--- /dev/null
+++ b/TEngineHotUpdate/Properties/AssemblyInfo.cs
@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// 有关程序集的一般信息由以下
+// 控制。更改这些特性值可修改
+// 与程序集关联的信息。
+[assembly: AssemblyTitle("GameLogic")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("GameLogic")]
+[assembly: AssemblyCopyright("Copyright ©  2022")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// 将 ComVisible 设置为 false 会使此程序集中的类型
+//对 COM 组件不可见。如果需要从 COM 访问此程序集中的类型
+//请将此类型的 ComVisible 特性设置为 true。
+[assembly: ComVisible(false)]
+
+// 如果此项目向 COM 公开，则下列 GUID 用于类型库的 ID
+[assembly: Guid("2a2b3df5-ea8b-4d32-a1b0-f09c9af5e24e")]
+
+// 程序集的版本信息由下列四个值组成: 
+//
+//      主版本
+//      次版本
+//      生成号
+//      修订号
+//
+//可以指定所有这些值，也可以使用“生成号”和“修订号”的默认值
+//通过使用 "*"，如下所示:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/TEngineHotUpdate/TEngineHotUpdate.csproj b/TEngineHotUpdate/TEngineHotUpdate.csproj
new file mode 100644
index 00000000..58a320ae
--- /dev/null
+++ b/TEngineHotUpdate/TEngineHotUpdate.csproj
@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{2A2B3DF5-EA8B-4D32-A1B0-F09C9AF5E24E}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>TEngineHotUpdate</RootNamespace>
+    <AssemblyName>TEngineHotUpdate</AssemblyName>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <Deterministic>true</Deterministic>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="UnityEngine">
+      <HintPath>UnityLib\UnityEngine.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UI">
+      <HintPath>UnityLib\UnityEngine.UI.dll</HintPath>
+    </Reference>
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="GameApp.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="src\**" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <PropertyGroup>
+    <PostBuildEvent>call copy /y $(TargetDir)TEngineHotUpdate.dll $(ProjectDir)..\Assets\TResources\DLL\;
+      call "$(SolutionDir)..\Tools\pdb2mdb.exe" "$(TargetDir)TEngineHotUpdate.dll"
+      call copy /y   $(TargetDir)TEngineHotUpdate.dll.mdb $(ProjectDir)..\Assets\TResources\DLL\;
+      del $(TargetDir)TEngineHotUpdate.dll.mdb;
+    </PostBuildEvent>
+  </PropertyGroup>
+</Project>
\ No newline at end of file
diff --git a/TEngineHotUpdate/TEngineHotUpdate.sln b/TEngineHotUpdate/TEngineHotUpdate.sln
new file mode 100644
index 00000000..c1d14dd5
--- /dev/null
+++ b/TEngineHotUpdate/TEngineHotUpdate.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.2.32516.85
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TEngineHotUpdate", "TEngineHotUpdate.csproj", "{2A2B3DF5-EA8B-4D32-A1B0-F09C9AF5E24E}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{2A2B3DF5-EA8B-4D32-A1B0-F09C9AF5E24E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2A2B3DF5-EA8B-4D32-A1B0-F09C9AF5E24E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2A2B3DF5-EA8B-4D32-A1B0-F09C9AF5E24E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2A2B3DF5-EA8B-4D32-A1B0-F09C9AF5E24E}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {B26FD128-3F13-4A2E-9A8B-DF81DCAFC986}
+	EndGlobalSection
+EndGlobal
diff --git a/TEngineHotUpdate/UnityLib/2019.4.12/UnityEngine.UI.dll b/TEngineHotUpdate/UnityLib/2019.4.12/UnityEngine.UI.dll
new file mode 100644
index 00000000..d83e6ba0
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diff --git a/TEngineHotUpdate/UnityLib/2019.4.12/UnityEngine.dll b/TEngineHotUpdate/UnityLib/2019.4.12/UnityEngine.dll
new file mode 100644
index 00000000..dd1853bf
Binary files /dev/null and b/TEngineHotUpdate/UnityLib/2019.4.12/UnityEngine.dll differ
diff --git a/TEngineHotUpdate/UnityLib/UnityEngine.UI.dll b/TEngineHotUpdate/UnityLib/UnityEngine.UI.dll
new file mode 100644
index 00000000..d83e6ba0
Binary files /dev/null and b/TEngineHotUpdate/UnityLib/UnityEngine.UI.dll differ
diff --git a/TEngineHotUpdate/UnityLib/UnityEngine.dll b/TEngineHotUpdate/UnityLib/UnityEngine.dll
new file mode 100644
index 00000000..dd1853bf
Binary files /dev/null and b/TEngineHotUpdate/UnityLib/UnityEngine.dll differ
diff --git a/Tools/Mono.Cecil.Mdb.dll b/Tools/Mono.Cecil.Mdb.dll
new file mode 100644
index 00000000..4ddd1044
Binary files /dev/null and b/Tools/Mono.Cecil.Mdb.dll differ
diff --git a/Tools/Mono.Cecil.Pdb.dll b/Tools/Mono.Cecil.Pdb.dll
new file mode 100644
index 00000000..ddfe05eb
Binary files /dev/null and b/Tools/Mono.Cecil.Pdb.dll differ
diff --git a/Tools/Mono.Cecil.dll b/Tools/Mono.Cecil.dll
new file mode 100644
index 00000000..cb3321e3
Binary files /dev/null and b/Tools/Mono.Cecil.dll differ
diff --git a/Tools/Mono.Security.dll b/Tools/Mono.Security.dll
new file mode 100644
index 00000000..f0a82ba7
Binary files /dev/null and b/Tools/Mono.Security.dll differ
diff --git a/Tools/pdb2mdb.exe b/Tools/pdb2mdb.exe
new file mode 100644
index 00000000..b263a141
Binary files /dev/null and b/Tools/pdb2mdb.exe differ