diff --git a/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/AggregateRoot.cs b/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/AggregateRoot.cs
new file mode 100644
index 00000000..d009e529
--- /dev/null
+++ b/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/AggregateRoot.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Yi.Framework.Ddd.Entities
+{
+    public class AggregateRoot : IEntity, IAggregateRoot
+    {
+    }
+    public class AggregateRoot<TKey> : Entity<TKey> ,IEntity<TKey>
+    {
+    }
+}
diff --git a/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/Entity.cs b/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/Entity.cs
index 4806933e..abf618ea 100644
--- a/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/Entity.cs
+++ b/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/Entity.cs
@@ -1,4 +1,5 @@
-using System;
+using NET.AutoWebApi.Helper;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Security.Principal;
@@ -21,6 +22,12 @@ namespace Yi.Framework.Ddd.Entities
 
         public abstract object[] GetKeys();
 
+        //实体比较简化
+        //public bool EntityEquals(IEntity other)
+        //{
+        //    return this.GetKeys().Equals(other.GetKeys());
+        //}
+
     }
 
     [Serializable]
@@ -46,5 +53,7 @@ namespace Yi.Framework.Ddd.Entities
         {
             return $"[ENTITY: {GetType().Name}] Id = {Id}";
         }
+
+
     }
 }
diff --git a/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/IAggregateRoot.cs b/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/IAggregateRoot.cs
new file mode 100644
index 00000000..6f0b64a3
--- /dev/null
+++ b/Yi.Framework.Net6/src/framework/Yi.Framework.Ddd/Entities/IAggregateRoot.cs
@@ -0,0 +1,16 @@
+using Microsoft.AspNetCore.DataProtection.KeyManagement;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Yi.Framework.Ddd.Entities
+{
+    public interface IAggregateRoot: IEntity
+    {
+    }
+    public interface IAggregateRoot<TKey> : IEntity<TKey>
+    {
+    }
+}