diff --git a/Aucma.Core.RunPlc/RunPlcService.cs b/Aucma.Core.RunPlc/RunPlcService.cs
index 623b1ae3..50667b54 100644
--- a/Aucma.Core.RunPlc/RunPlcService.cs
+++ b/Aucma.Core.RunPlc/RunPlcService.cs
@@ -16,9 +16,10 @@ namespace Aucma.Core.RunPlc
         {
             Task.Run(async () => {
                await StartMelsecMcPlcServer();//三菱PLC
+                //StartSiemensPlcServer();//西门子
             });
            
-            //StartSiemensPlcServer();//西门子
+            
         }
         #endregion
 
@@ -51,7 +52,7 @@ namespace Aucma.Core.RunPlc
             return Task.CompletedTask;
         }
 
-        private static void StartSiemensPlcServer()
+        private static Task StartSiemensPlcServer()
         {
             var allPlcServices = Appsettings.app<PlcModel>("PLCServer").ToList();
             foreach (var item in allPlcServices)
@@ -64,6 +65,7 @@ namespace Aucma.Core.RunPlc
                 model.plc = new SiemensPlc(item.IP, item.Port);
                 PlcHelper.siemensList.Add(model);
             }
+            return Task.CompletedTask;
         }
         #endregion
 
diff --git a/Aucma.Core.SheetMetal/Startup.cs b/Aucma.Core.SheetMetal/Startup.cs
index d49f7c02..0372fbbf 100644
--- a/Aucma.Core.SheetMetal/Startup.cs
+++ b/Aucma.Core.SheetMetal/Startup.cs
@@ -92,7 +92,7 @@ namespace Aucma.Core.SheetMetal
             // ����QuartzNetJob���ȷ���
             app.UseQuartzJobMildd(tasksQzService, schedulerCenter);
             //PLC
-            //app.UsePlcMildd(runPlcService);
+            app.UsePlcMildd(runPlcService);
         }
 
         #region ע�����