diff --git a/PEIS.Cloud/Controllers/SampleController.cs b/PEIS.Cloud/Controllers/SampleController.cs
new file mode 100644
index 0000000..d8fd7f2
--- /dev/null
+++ b/PEIS.Cloud/Controllers/SampleController.cs
@@ -0,0 +1,14 @@
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+
+namespace PEIS.Cloud.Controllers
+{
+    /// <summary>
+    /// 实例接口文件 在这里写相关的接口返回，不同业务用不同文件夹区分（git不允许提交空文件夹，所以建了文件夹需要在下面新建文件）
+    /// </summary>
+    [Route("api/[controller]")]
+    [ApiController]
+    public class SampleController : ControllerBase
+    {
+    }
+}
diff --git a/PEIS.Interface/Program.cs b/PEIS.Cloud/Program.cs
similarity index 100%
rename from PEIS.Interface/Program.cs
rename to PEIS.Cloud/Program.cs
diff --git a/PEIS.Interface/Properties/launchSettings.json b/PEIS.Cloud/Properties/launchSettings.json
similarity index 100%
rename from PEIS.Interface/Properties/launchSettings.json
rename to PEIS.Cloud/Properties/launchSettings.json
diff --git a/PEIS.Interface/Startup.cs b/PEIS.Cloud/Startup.cs
similarity index 100%
rename from PEIS.Interface/Startup.cs
rename to PEIS.Cloud/Startup.cs
diff --git a/PEIS.Interface/appsettings.Development.json b/PEIS.Cloud/appsettings.Development.json
similarity index 100%
rename from PEIS.Interface/appsettings.Development.json
rename to PEIS.Cloud/appsettings.Development.json
diff --git a/PEIS.Interface/appsettings.json b/PEIS.Cloud/appsettings.json
similarity index 100%
rename from PEIS.Interface/appsettings.json
rename to PEIS.Cloud/appsettings.json
diff --git a/PEIS.Interface/Controllers/SampleController.cs b/PEIS.Interface/Controllers/SampleController.cs
deleted file mode 100644
index c09eba9..0000000
--- a/PEIS.Interface/Controllers/SampleController.cs
+++ /dev/null
@@ -1,11 +0,0 @@
-using Microsoft.AspNetCore.Http;
-using Microsoft.AspNetCore.Mvc;
-
-namespace PEIS.Cloud.Controllers
-{
-    [Route("api/[controller]")]
-    [ApiController]
-    public class SampleController : ControllerBase
-    {
-    }
-}
diff --git a/PEIS.EF/Domain/SampleDomain.cs b/PEIS.Service/Domain/SampleDomain.cs
similarity index 100%
rename from PEIS.EF/Domain/SampleDomain.cs
rename to PEIS.Service/Domain/SampleDomain.cs
diff --git a/PEIS.EF/IService/ISampleService.cs b/PEIS.Service/IService/ISampleService.cs
similarity index 100%
rename from PEIS.EF/IService/ISampleService.cs
rename to PEIS.Service/IService/ISampleService.cs
diff --git a/PEIS.EF/Service/SampleService.cs b/PEIS.Service/Service/SampleService.cs
similarity index 100%
rename from PEIS.EF/Service/SampleService.cs
rename to PEIS.Service/Service/SampleService.cs