diff --git a/AMESCoreStudio.Web/Controllers/BASController.cs b/AMESCoreStudio.Web/Controllers/BASController.cs
index edf917a0..0103944c 100644
--- a/AMESCoreStudio.Web/Controllers/BASController.cs
+++ b/AMESCoreStudio.Web/Controllers/BASController.cs
@@ -183,7 +183,7 @@ namespace AMESCoreStudio.Web.Controllers
             var result = await _basApi.GetFlowRulesByUnit(unit_no);
 
             var item = new List<SelectListItem>();
-            //item.Add(new SelectListItem("全部", "0"));
+            item.Add(new SelectListItem("全部", "0"));
             for (int i = 0; i < result.Count; i++)
             {
                 item.Add(new SelectListItem(result[i].FlowRuleName, result[i].FlowRuleID.ToString()));