diff --git a/IRaCIS.Core.Application/Service/Management/UserService.cs b/IRaCIS.Core.Application/Service/Management/UserService.cs
index f53c1246f..091dad1e3 100644
--- a/IRaCIS.Core.Application/Service/Management/UserService.cs
+++ b/IRaCIS.Core.Application/Service/Management/UserService.cs
@@ -129,7 +129,7 @@ namespace IRaCIS.Application.Services
         {
 
             //检查手机或者邮箱是否有效
-            if (!Regex.IsMatch(email, @"^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$"))
+            if (!Regex.IsMatch(email, @"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$"))
             {
                 //---Please input a legal email
                 return ResponseOutput.NotOk(_localizer["User_LegalEmail"]);
diff --git a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
index 5ee28c5e4..b64ce312a 100644
--- a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
+++ b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
@@ -66,7 +66,7 @@ namespace IRaCIS.Core.Application.Contracts
         public async Task<IResponseOutput> SendEmialVerifyCode(SendEmialVerifyCodeInDto userInfo)
         {
             //检查手机或者邮箱是否有效
-            if (!Regex.IsMatch(userInfo.Email, @"^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$"))
+            if (!Regex.IsMatch(userInfo.Email, @"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$"))
             {
                 //---请输入正确的邮箱地址。
                 throw new BusinessValidationFailedException(_localizer["TrialSiteSurvey_InvalidEmail"]);
@@ -124,7 +124,7 @@ namespace IRaCIS.Core.Application.Contracts
         public async Task<IResponseOutput> SendVerifyCode(SiteSurveySendVerifyCode userInfo)
         {
             //检查手机或者邮箱是否有效
-            if (!Regex.IsMatch(userInfo.Email, @"^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$"))
+            if (!Regex.IsMatch(userInfo.Email, @"^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$"))
             {
                 //---请输入正确的邮箱地址。
                 throw new BusinessValidationFailedException(_localizer["TrialSiteSurvey_InvalidEmail"]);