diff --git a/Src/Asp.NetCore2/SqlSeverTest/DbFirstRazorTest/DbFirstRazorTest.csproj b/Src/Asp.NetCore2/SqlSeverTest/DbFirstRazorTest/DbFirstRazorTest.csproj
new file mode 100644
index 000000000..9f723e4ee
--- /dev/null
+++ b/Src/Asp.NetCore2/SqlSeverTest/DbFirstRazorTest/DbFirstRazorTest.csproj
@@ -0,0 +1,16 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="RazorEngine.NetCore" Version="3.1.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\SqlSugar\SqlSugar.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/Src/Asp.NetCore2/SqlSeverTest/DbFirstRazorTest/Program.cs b/Src/Asp.NetCore2/SqlSeverTest/DbFirstRazorTest/Program.cs
new file mode 100644
index 000000000..8abf9d2ec
--- /dev/null
+++ b/Src/Asp.NetCore2/SqlSeverTest/DbFirstRazorTest/Program.cs
@@ -0,0 +1,59 @@
+using RazorEngine;
+using RazorEngine.Templating;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace DbFirstRazorTest
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+
+            SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
+            {
+                ConnectionString = "server=.;uid=sa;pwd=sasa;database=SQLSUGAR4XTEST",
+                DbType = DbType.SqlServer,
+                IsAutoCloseConnection = true,
+                ConfigureExternalServices = new ConfigureExternalServices()
+                {
+                    RazorService = new RazorService()
+                }
+            });
+
+            db.DbFirst.UseRazorAnalysis(RazorFirst.DefaultRazorClassTemplate).CreateClassFile("c:\\Demo\\Razor\\");
+
+        }
+    }
+    public class RazorService : IRazorService
+    {
+        public List<KeyValuePair<string, string>> GetClassStringList(string razorTemplate, List<RazorTableInfo> model)
+        {
+            if (model != null && model.Any())
+            {
+                var result = new List<KeyValuePair<string, string>>();
+                foreach (var item in model)
+                {
+                    try
+                    {
+                        item.ClassName = item.DbTableName;//格式化类名
+                        string key = "RazorService.GetClassStringList" + razorTemplate.Length;
+                        var classString = Engine.Razor.RunCompile(razorTemplate, key, item.GetType(), item);
+                        result.Add(new KeyValuePair<string, string>(item.ClassName, classString));
+                    }
+                    catch (Exception ex)
+                    {
+                        new Exception(item.DbTableName + " error ." + ex.Message);
+                    }
+                }
+                return result;
+            }
+            else
+            {
+                return new List<KeyValuePair<string, string>>();
+            }
+        }
+    }
+}
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest.sln b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest.sln
index cd6ea7aac..5ce526877 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest.sln
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSeverTest.sln
@@ -23,7 +23,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "KdbndpTest", "KdbndpTest\Kd
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CacheTest", "CacheTest\CacheTest.csproj", "{2EC6C9BD-6B8F-4EC3-B4ED-EAEFD8BB735C}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OscarTest", "OscarTest\OscarTest.csproj", "{29925F8E-6495-463A-ABBD-C050AE85E130}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "OscarTest", "OscarTest\OscarTest.csproj", "{29925F8E-6495-463A-ABBD-C050AE85E130}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DbFirstRazorTest", "DbFirstRazorTest\DbFirstRazorTest.csproj", "{EE197EB0-C494-4478-A5CD-545E7139202E}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -75,6 +77,10 @@ Global
 		{29925F8E-6495-463A-ABBD-C050AE85E130}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{29925F8E-6495-463A-ABBD-C050AE85E130}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{29925F8E-6495-463A-ABBD-C050AE85E130}.Release|Any CPU.Build.0 = Release|Any CPU
+		{EE197EB0-C494-4478-A5CD-545E7139202E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{EE197EB0-C494-4478-A5CD-545E7139202E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{EE197EB0-C494-4478-A5CD-545E7139202E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{EE197EB0-C494-4478-A5CD-545E7139202E}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE