diff --git a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
index 350349ecf..20b6138a6 100644
--- a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
+++ b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
@@ -317,6 +317,8 @@ namespace IRaCIS.Core.Application.Contracts
                 copy.State = TrialSiteSurveyEnum.ToSubmit;
                 copy.IsDeleted = false;
 
+                copy.Phone=string.Empty;
+                copy.UserName=string.Empty;
                 copy.Email = userInfo.EmailOrPhone;
                 copy.Id = Guid.Empty;
                 copy.CreateTime = DateAndTime.Now;