diff --git a/AMESCoreStudio.Web/Controllers/PTDController.cs b/AMESCoreStudio.Web/Controllers/PTDController.cs
index cc1ae20c..6945c680 100644
--- a/AMESCoreStudio.Web/Controllers/PTDController.cs
+++ b/AMESCoreStudio.Web/Controllers/PTDController.cs
@@ -106,7 +106,7 @@ namespace AMESCoreStudio.Web.Controllers
                 {
 
 
-                    kpDataList = kpDataList + "<table id = 'kplist' border = '1' width='100%' cellspacing='2px' cellpadding='10px'>";
+                    kpDataList = kpDataList + "<table id = 'kplist' style='vnd.ms-excel.numberformat:@;' border = '1' width='100%' cellspacing='2px' cellpadding='10px'>";
 
                     bool titleFlag = true;
                     foreach (var item in result.Data)