diff --git a/CodeGenerator/CodeGeneratorForm.cs b/CodeGenerator/CodeGeneratorForm.cs
index 5ee94dbcc57a3f6b66aaa31797e601128b42c18b..903a35ec32fbe9c797f598fde3e3f228c379cb24 100644
--- a/CodeGenerator/CodeGeneratorForm.cs
+++ b/CodeGenerator/CodeGeneratorForm.cs
@@ -306,6 +306,7 @@ where a.name = '{0}'";
 
 		private string GetProperties(List<TableFieldInfo> tableFieldList)
 		{
+			bool isMultiKey = false; //是否是多主键。
 			string properties = "";
 
 			string sql = ReplaceMarco();
@@ -330,7 +331,8 @@ where a.name = '{0}'";
 
 						if (tableFieldInfo.PrimaryKey && tableFieldInfo.TableName == txtMainTable.Text)
 						{
-							properties += "\t\t[Key]\r\n";
+							//properties += "\t\t[Key]\r\n";
+							properties += string.Format("\t\t[Key, Column(Order = {0})]\r\n", tableFieldInfo.ColumnId);
 						}
 						else if (tableFieldInfo.Name.ToLower() == "version")
 						{