diff --git a/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs b/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
index 0527b640d..ad567c20a 100644
--- a/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
+++ b/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
@@ -4,6 +4,7 @@
 //     对此文件的更改可能会导致不正确的行为，并且如果重新生成代码，这些更改将会丢失。
 //--------------------------------------------------------------------
 
+using System.Runtime.InteropServices.ComTypes;
 using Microsoft.AspNetCore.Mvc;
 using IRaCIS.Core.Infra.EFCore;
 using Microsoft.AspNetCore.Hosting;
@@ -24,8 +25,8 @@ namespace IRaCIS.Core.Application.Services
         private readonly IRepository<TrialDocument> _trialDocumentRepository;
         private readonly IRepository<SystemDocument> _systemDocumentRepository;
 
-        public TrialDocumentService( IRepository<TrialDocument> trialDocumentRepository
-            ,  IRepository<SystemDocument> systemDocumentRepository)
+        public TrialDocumentService(IRepository<TrialDocument> trialDocumentRepository
+            , IRepository<SystemDocument> systemDocumentRepository)
         {
             _trialDocumentRepository = trialDocumentRepository;
             _systemDocumentRepository = systemDocumentRepository;
@@ -290,10 +291,10 @@ namespace IRaCIS.Core.Application.Services
             var trialFininshedTime = await _repository.Where<Trial>(t => t.Id == querySystemDocument.TrialId).Select(t => t.TrialFinishedTime).FirstOrDefaultAsync();
 
             var trialDocQuery = from trialDocumentNeedConfirmedUserType in _repository.Where<TrialDocNeedConfirmedUserType>(t => t.TrialDocument.TrialId == querySystemDocument.TrialId)
-                join trialUser in _repository.Where<TrialUser>(t => t.TrialId == querySystemDocument.TrialId)
-                                                              .WhereIf(querySystemDocument.UserId != null, t => t.UserId == querySystemDocument.UserId)
-                                                              .WhereIf(querySystemDocument.UserTypeId != null, t => t.User.UserTypeId == querySystemDocument.UserTypeId)
-                                on trialDocumentNeedConfirmedUserType.NeedConfirmUserTypeId equals trialUser.User.UserTypeId
+                                join trialUser in _repository.Where<TrialUser>(t => t.TrialId == querySystemDocument.TrialId)
+                                                                              .WhereIf(querySystemDocument.UserId != null, t => t.UserId == querySystemDocument.UserId)
+                                                                              .WhereIf(querySystemDocument.UserTypeId != null, t => t.User.UserTypeId == querySystemDocument.UserTypeId)
+                                                on trialDocumentNeedConfirmedUserType.NeedConfirmUserTypeId equals trialUser.User.UserTypeId
 
                                 join confirm in _repository.Where<TrialDocUserTypeConfirmedUser>(t => t.TrialDocument.TrialId == querySystemDocument.TrialId) on
                                  new { trialUser.UserId, TrialDocumentId = trialDocumentNeedConfirmedUserType.TrialDocumentId } equals new { UserId = confirm.ConfirmUserId, confirm.TrialDocumentId } into cc
@@ -384,13 +385,13 @@ namespace IRaCIS.Core.Application.Services
         /// <param name="trialId"></param>
         /// <returns></returns>
         [HttpGet("{trialId:guid}")]
-        public async  Task<IResponseOutput>  GetTrialDocAndSystemDocType(Guid trialId)
+        public async Task<IResponseOutput> GetTrialDocAndSystemDocType(Guid trialId)
         {
             var result = await _trialDocumentRepository.Where(t => t.TrialId == trialId).Select(t => new { FileType = t.FileType.Value, t.FileTypeId })
                    .Union(_systemDocumentRepository.Select(t => new { FileType = t.FileType.Value, t.FileTypeId }))
                    .ToListAsync();
 
-            return  ResponseOutput.Ok(result);
+            return ResponseOutput.Ok(result);
         }
 
         public async Task<IResponseOutput> AddOrUpdateTrialDocument(AddOrEditTrialDocument addOrEditTrialDocument)
@@ -497,6 +498,24 @@ namespace IRaCIS.Core.Application.Services
             return ResponseOutput.Result(success);
         }
 
+        [HttpPut("{documentId:guid}")]
+        public async Task<IResponseOutput> SetSystemDocFirstViewTime(Guid documentId)
+        {
+            await _repository.AddAsync(new SystemDocConfirmedUser() { SystemDocumentId = documentId, SignFirstViewTime = DateTime.Now });
+            var success = await _repository.SaveChangesAsync();
+
+            return ResponseOutput.Result(success);
+        }
+
+        [HttpPut("{trialId:guid}/{documentId:guid}")]
+        public async Task<IResponseOutput> SetTrialDocFirstViewTime(Guid documentId)
+        {
+            await _repository.AddAsync(new TrialDocUserTypeConfirmedUser() { TrialDocumentId = documentId, SignFirstViewTime = DateTime.Now });
+            var success = await _repository.SaveChangesAsync();
+
+            return ResponseOutput.Result(success);
+        }
+
         /// <summary>
         /// 用户 签名某个文档  
         /// </summary>