diff --git a/DOAN.Admin.WebApi/appsettings.Development.json b/DOAN.Admin.WebApi/appsettings.Development.json
index 0b94ab5..6cf3328 100644
--- a/DOAN.Admin.WebApi/appsettings.Development.json
+++ b/DOAN.Admin.WebApi/appsettings.Development.json
@@ -11,7 +11,7 @@
     {
 
 
-      "Conn": "Data Source=139.224.232.211;User ID=root;Password=doantech123;Initial Catalog=GXAssembly;Port=3308",
+      "Conn": "Data Source=139.224.232.211;User ID=root;Password=doantech123;Initial Catalog=pbl_huaxiang;Port=3308",
       "DbType": 0, //数据库类型 MySql = 0, SqlServer = 1, Oracle = 3，PgSql = 4
       "ConfigId": "0", //多租户唯一标识
       "IsAutoCloseConnection": true
diff --git a/DOAN.ServiceCore/BackgroundService.cs b/DOAN.ServiceCore/BackgroundService.cs
index d528f87..65565e3 100644
--- a/DOAN.ServiceCore/BackgroundService.cs
+++ b/DOAN.ServiceCore/BackgroundService.cs
@@ -74,8 +74,8 @@ namespace DOAN.ServiceCore
                 await DbScoped.SugarScope.CopyNew().Insertable(storagelocation).ExecuteCommandAsync();
 
 
-                await Task.Delay(3000, stoppingToken);
-                Console.WriteLine("永驻线程，正在读取plc值  ");
+                await Task.Delay(5000, stoppingToken);
+                Console.WriteLine("永驻线程，正在读取plc值  "+ result);
 
                 index++;
                 if (index > 16)
diff --git a/DOAN.ServiceCore/DoanBackgroundService.cs b/DOAN.ServiceCore/DoanBackgroundService.cs
index 459739c..9f5d62d 100644
--- a/DOAN.ServiceCore/DoanBackgroundService.cs
+++ b/DOAN.ServiceCore/DoanBackgroundService.cs
@@ -77,6 +77,7 @@ namespace DOAN.ServiceCore
 
         public void Dispose()
         {
+            PLCTool.ConnectClose();
             _cancellationTokenSource.Cancel();
             _executingTask.Wait();
             _cancellationTokenSource.Dispose();