diff --git a/VOL.Business/Services/Training/I_TrainingDataService.cs b/VOL.Business/Services/Training/I_TrainingDataService.cs
index 8ce011b..bbbccc6 100644
--- a/VOL.Business/Services/Training/I_TrainingDataService.cs
+++ b/VOL.Business/Services/Training/I_TrainingDataService.cs
@@ -1,4 +1,4 @@
-using AutoMapper;
+using AutoMapper;
 using Castle.Core.Internal;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
diff --git a/VOL.Entity/Enum/DataSource.cs b/VOL.Entity/Enum/DataSource.cs
index a577051..6ae9d2b 100644
--- a/VOL.Entity/Enum/DataSource.cs
+++ b/VOL.Entity/Enum/DataSource.cs
@@ -34,6 +34,12 @@ namespace VOL.Entity.Enum
         /// YL
         /// </summary>
         [Description("YL")]
-        YL = 4
+        YL = 4,
+
+        /// <summary>
+        /// IM
+        /// </summary>
+        [Description("IM")]
+        Im = 5
     }
 }
diff --git a/VOL.Model/Training/Response/GetClassReportDetailsModel.cs b/VOL.Model/Training/Response/GetClassReportDetailsModel.cs
index bddc16f..0bd01fb 100644
--- a/VOL.Model/Training/Response/GetClassReportDetailsModel.cs
+++ b/VOL.Model/Training/Response/GetClassReportDetailsModel.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;