diff --git a/IRaCIS.Core.Application/Service/Common/MailService.cs b/IRaCIS.Core.Application/Service/Common/MailService.cs
index 186a04542..52b13271d 100644
--- a/IRaCIS.Core.Application/Service/Common/MailService.cs
+++ b/IRaCIS.Core.Application/Service/Common/MailService.cs
@@ -57,9 +57,9 @@ namespace IRaCIS.Application.Services
 
         private readonly SystemEmailSendConfig _systemEmailConfig;
 
+        private  string _companyShortName { get; set; }
 
-
-        public MailVerificationService(IRepository<VerificationCode> verificationCodeRepository,
+       public MailVerificationService(IRepository<VerificationCode> verificationCodeRepository,
             IRepository<SystemBasicData> systemBasicDatarepository,
             IRepository<User> userRepository,
             ITokenService tokenService,
@@ -81,6 +81,8 @@ namespace IRaCIS.Application.Services
             _userTypeRepository = userTypeRepository;
             _doctorTypeRepository = doctorTypeRepository;
             _distributedLockProvider = distributedLockProvider;
+
+            _companyShortName = _userInfo.IsEn_Us ? _systemEmailConfig.CompanyShortName : _systemEmailConfig.CompanyShortNameCN;
         }
 
 
@@ -105,7 +107,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(userName, emailAddress));
             //主题
                 //---[来自展影IRC] 关于重置邮箱的提醒
-            messageToSend.Subject = _localizer["Mail_EmailResetReminder"];
+            messageToSend.Subject = _localizer["Mail_EmailResetReminder", _companyShortName];
 
             var builder = new BodyBuilder();
 
@@ -171,7 +173,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(String.Empty, emailAddress));
             //主题
                 //---[来自展影IRC] 关于重置密码的提醒
-            messageToSend.Subject = _localizer["Mail_IRCResettingPassword"];
+            messageToSend.Subject = _localizer["Mail_IRCResettingPassword", _companyShortName];
 
 
 
@@ -239,7 +241,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(String.Empty, emailAddress));
             //主题
                 //---[来自展影IRC]的提醒
-            messageToSend.Subject = _localizer["Mail_ImagingIRCReminder"];
+            messageToSend.Subject = _localizer["Mail_ImagingIRCReminder", _companyShortName];
 
 
 
@@ -305,7 +307,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(String.Empty, emailAddress));
             //主题
             //$"[来自展影IRC] [{researchProgramNo}] 关于中心调研的提醒";
-            messageToSend.Subject = _localizer["Mail_ProjectParticipationReminder", researchProgramNo];
+            messageToSend.Subject = _localizer["Mail_ProjectParticipationReminder", _companyShortName, researchProgramNo];
 
 
 
@@ -325,7 +327,7 @@ namespace IRaCIS.Application.Services
 
 
                 builder.HtmlBody = string.Format(ReplaceCompanyName(templateInfo),
-                    "",
+                    "Sir or Madam",
                 //---您正在参与展影医疗IRC项目中心调研工作
                    _localizer["Mail_CenterResearchReminder"],
                     verificationCode
@@ -385,7 +387,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(sysUserInfo.FullName, sysUserInfo.EMail));
             //主题
                 //---[来自展影IRC] 关于创建账户的提醒
-            messageToSend.Subject = _localizer["Mail_AccountCreationReminder"];
+            messageToSend.Subject = _localizer["Mail_AccountCreationReminder", _companyShortName];
 
 
 
@@ -441,7 +443,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(sysUserInfo.FullName, sysUserInfo.EMail));
             //主题
                 //---[来自展影IRC] 关于重置账户密码的提醒
-            messageToSend.Subject = _localizer["Mail_AccountPasswordResetReminder"];
+            messageToSend.Subject = _localizer["Mail_AccountPasswordResetReminder", _companyShortName];
 
 
 
@@ -491,7 +493,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(sysUserInfo.FullName, sysUserInfo.EMail));
             //主题
             // $"[来自展影IRC] [{trialInfo.ResearchProgramNo}]邀请信";
-            messageToSend.Subject = _localizer["Mail_InvitationEmail", trialInfo.ResearchProgramNo];
+            messageToSend.Subject = _localizer["Mail_InvitationEmail", _companyShortName, trialInfo.ResearchProgramNo];
 
 
 
@@ -555,7 +557,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(String.Empty, sysUserInfo.EMail));
             //主题
             // $"[来自展影IRC] [{trialInfo.ResearchProgramNo}]邀请信";
-            messageToSend.Subject = _localizer["Mail_InvitationEmail", trialInfo.ResearchProgramNo];
+            messageToSend.Subject = _localizer["Mail_InvitationEmail", _companyShortName,trialInfo.ResearchProgramNo];
 
 
             var builder = new BodyBuilder();
@@ -670,7 +672,7 @@ namespace IRaCIS.Application.Services
             messageToSend.To.Add(new MailboxAddress(doctor.FullName, doctor.EMail));
             //主题
             // $"[来自展影IRC] [{trialInfo.ResearchProgramNo}]邀请信";
-            messageToSend.Subject = _localizer["Mail_InvitationEmail", trialInfo.ResearchProgramNo];
+            messageToSend.Subject = _localizer["Mail_InvitationEmail", _companyShortName, trialInfo.ResearchProgramNo];
 
 
             var builder = new BodyBuilder();
diff --git a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
index 6403d929a..221d58fc7 100644
--- a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
+++ b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
@@ -21,6 +21,7 @@ using DocumentFormat.OpenXml.Spreadsheet;
 using IRaCIS.Core.Domain.Models;
 using IRaCIS.Core.Application.ViewModel;
 using Medallion.Threading;
+using Microsoft.Extensions.Options;
 
 namespace IRaCIS.Core.Application.Contracts
 {
@@ -40,10 +41,14 @@ namespace IRaCIS.Core.Application.Contracts
         private readonly ITokenService _tokenService;
         private readonly IMailVerificationService _mailVerificationService;
 
+        private readonly SystemEmailSendConfig _systemEmailConfig;
+
+        private string _companyShortName { get; set; }
+
         public TrialSiteSurveyService(IRepository<TrialSiteSurvey> trialSiteSurveyRepository, IRepository<TrialUser> trialUserRepository, IRepository<TrialSiteUserSurvey> trialSiteUserSurveyRepository,
             IRepository<User> userRepository, IRepository<TrialSite> trialSiteRepository,
             ITokenService tokenService,
-           IMailVerificationService mailVerificationService, IRepository<TrialSiteUser> trialSiteUserRepository, IDistributedLockProvider distributedLockProvider)
+           IMailVerificationService mailVerificationService, IRepository<TrialSiteUser> trialSiteUserRepository, IDistributedLockProvider distributedLockProvider, IOptionsMonitor<SystemEmailSendConfig> systemEmailConfig)
         {
             _trialSiteSurveyRepository = trialSiteSurveyRepository;
             _trialSiteUserSurveyRepository = trialSiteUserSurveyRepository;
@@ -54,6 +59,8 @@ namespace IRaCIS.Core.Application.Contracts
             _mailVerificationService = mailVerificationService;
             _trialSiteUserRepository = trialSiteUserRepository;
             _distributedLockProvider = distributedLockProvider;
+
+            _systemEmailConfig = systemEmailConfig.CurrentValue;
         }
 
 
@@ -607,7 +614,7 @@ namespace IRaCIS.Core.Application.Contracts
 
             //主题
             // $"[来自展影IRC] [{trialInfo.ResearchProgramNo}] 关于中心调研审批的提醒";
-            messageToSend.Subject = _localizer["TrialSiteSurvey_IRCNotification", trialInfo.ResearchProgramNo];
+            messageToSend.Subject = _localizer["TrialSiteSurvey_IRCNotification", _companyShortName, trialInfo.ResearchProgramNo];
 
             var pathToFile = _hostEnvironment.WebRootPath
                              + Path.DirectorySeparatorChar.ToString()