diff --git a/APT.MicroApi/APT.SC.WebApi/Controllers/Api/SEController/SETrainPlanController.cs b/APT.MicroApi/APT.SC.WebApi/Controllers/Api/SEController/SETrainPlanController.cs
index 62c4a64..8dae805 100644
--- a/APT.MicroApi/APT.SC.WebApi/Controllers/Api/SEController/SETrainPlanController.cs
+++ b/APT.MicroApi/APT.SC.WebApi/Controllers/Api/SEController/SETrainPlanController.cs
@@ -79,7 +79,10 @@ namespace APT.SC.WebApi.Controllers.Api.SE
                 {
                     foreach (var item in ListPlanDetail)
                     {
-                        item.DATE_TRAIN = Convert.ToDateTime(entity.YEAR + "-" + item.MONTH + "-01 00:00:00");
+                        if (item.DATE_TRAIN == DateTime.MinValue)
+                        {
+                            item.DATE_TRAIN = Convert.ToDateTime(entity.YEAR + "-" + item.MONTH + "-01 00:00:00");
+                        }
                         item.Nav_TrainTypeEnum = null;//待测试 是否会影响 TYPE_ID
                     }
                 }