diff --git a/src/Coldairarrow.Api/BuildCodeTemplate/Business.txt b/src/Coldairarrow.Api/BuildCodeTemplate/Business.txt
index a63d8f0245ba225e57e721c2b768aaca08553d98..f15946e7f4380b47888422a6dae9d0d8c4d3a97f 100644
--- a/src/Coldairarrow.Api/BuildCodeTemplate/Business.txt
+++ b/src/Coldairarrow.Api/BuildCodeTemplate/Business.txt
@@ -10,7 +10,7 @@ using System.Threading.Tasks;
 
 namespace Coldairarrow.Business.%areaName%
 {
-    public class %entityName%Business : BaseBusiness<%entityName%>, I%entityName%Business, ITransientDependency
+    public partial class %entityName%Business : BaseBusiness<%entityName%>, I%entityName%Business, ITransientDependency
     {
         public %entityName%Business(IDbAccessor db)
             : base(db)
diff --git a/src/Coldairarrow.Api/BuildCodeTemplate/Controller.txt b/src/Coldairarrow.Api/BuildCodeTemplate/Controller.txt
index ccbd6f57bcd53f66c9bb59f2cd8766c45a776f66..bec671264b0b19a3a9596a86dc60a76d7cab1a75 100644
--- a/src/Coldairarrow.Api/BuildCodeTemplate/Controller.txt
+++ b/src/Coldairarrow.Api/BuildCodeTemplate/Controller.txt
@@ -8,7 +8,7 @@ using System.Threading.Tasks;
 namespace Coldairarrow.Api.Controllers.%areaName%
 {
     [Route("/%areaName%/[controller]/[action]")]
-    public class %entityName%Controller : BaseApiController
+    public partial class %entityName%Controller : BaseApiController
     {
         #region DI
 
diff --git a/src/Coldairarrow.Api/BuildCodeTemplate/IBusiness.txt b/src/Coldairarrow.Api/BuildCodeTemplate/IBusiness.txt
index 52f99f9017a76cafced29b7f51afa1ece555eba9..2483a3eca7d7b1b5ca89fda7439faae52c70d2c5 100644
--- a/src/Coldairarrow.Api/BuildCodeTemplate/IBusiness.txt
+++ b/src/Coldairarrow.Api/BuildCodeTemplate/IBusiness.txt
@@ -5,7 +5,7 @@ using System.Threading.Tasks;
 
 namespace Coldairarrow.Business.%areaName%
 {
-    public interface I%entityName%Business
+    public partial interface I%entityName%Business
     {
         Task<PageResult<%entityName%>> GetDataListAsync(PageInput<ConditionDTO> input);
         Task<%entityName%> GetTheDataAsync(string id);
diff --git a/src/Coldairarrow.Util/DataAccess/DbHelper.cs b/src/Coldairarrow.Util/DataAccess/DbHelper.cs
index 497a04d47cea3308a566ac96c9f76ae9398f3dd5..492019c8819f5a3da2623e7ae4fe8c44e8070539 100644
--- a/src/Coldairarrow.Util/DataAccess/DbHelper.cs
+++ b/src/Coldairarrow.Util/DataAccess/DbHelper.cs
@@ -284,7 +284,7 @@ namespace {nameSpace}
     /// {tableDescription}
     /// </summary>
     [Table(""{tableName}""{schema})]
-    public class {tableName}
+    public partial class {tableName}
     {{
 {properties}
     }}