diff --git a/src/WMS.Web.Api/Controllers/TestController.cs b/src/WMS.Web.Api/Controllers/TestController.cs
index 0048ce30..fea44dbf 100644
--- a/src/WMS.Web.Api/Controllers/TestController.cs
+++ b/src/WMS.Web.Api/Controllers/TestController.cs
@@ -222,7 +222,7 @@ namespace WMS.Web.Api.Controllers
 
                 OpsBoxResponse response = new OpsBoxResponse()
                 {
-                    BoxBillNo = str + (500 + i).ToString(),
+                    BoxBillNo = str + ((new Random()).Next(100, 2000) + i).ToString(),
                     OpsBoxId = 100 + i,
                     CompleteCartonTime = DateTime.Now,
                     CompleteCartonUser = "02",