diff --git a/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs b/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
index c11c09348..7826602ac 100644
--- a/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
+++ b/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
@@ -224,11 +224,14 @@ namespace IRaCIS.Core.Application.Services
 
             var trialInfo = await (_trialRepository.Where(t => t.Id == inQuery.TrialId, ignoreQueryFilters: true).Select(t => new { t.TrialFinishedTime, t.TrialStatusStr }).FirstNotNullAsync());
 
+            var isInternal = _userInfo.IsZhiZhun;
 
             #region 统一用户修改 
 
             var systemDocQuery =
                  from sysDoc in _systemDocumentRepository.AsQueryable(true).Where(t => t.NeedConfirmedUserTypeList.Any(c => c.NeedConfirmUserTypeId == _userInfo.UserTypeId))
+                    //外部人员 只签署 外部需要签署的
+                    .WhereIf(isInternal == false, t => t.DocUserSignType == DocUserSignType.InnerAndOuter)
                  from trialUser in _trialIdentityUserRepository.AsQueryable(false)
                   .Where(t => t.TrialId == inQuery.TrialId && t.IdentityUserId == _userInfo.IdentityUserId
                   && t.TrialUserRoleList.Any(t => sysDoc.NeedConfirmedUserTypeList.Any(c => c.NeedConfirmUserTypeId == t.UserRole.UserTypeId)))
diff --git a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialMaintenanceService.cs b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialMaintenanceService.cs
index a470d02b2..6695567d1 100644
--- a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialMaintenanceService.cs
+++ b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialMaintenanceService.cs
@@ -161,10 +161,15 @@ namespace IRaCIS.Core.Application.Service
             var query = _userRoleRepository.Where(t => t.UserTypeEnum != UserTypeEnum.SuperAdmin && t.IdentityUser.Status == UserStateEnum.Enable).IgnoreQueryFilters()
 
                  //正式或者培训的项目  不能允许测试用户（必须正式用户）  同时必须是内部的用户
-                 .WhereIf(trialType == TrialType.OfficialTrial || trialType == TrialType.Training, t => t.IdentityUser.IsTestUser == false /*&& t.IdentityUser.IsZhiZhun*/)
+                 .WhereIf(trialType == TrialType.OfficialTrial || trialType == TrialType.Training, t => t.IdentityUser.IsTestUser == false
+                                                                                                && (t.IdentityUser.IsZhiZhun 
+                                                                                                  || t.UserTypeRole.UserTypeEnum == UserTypeEnum.IQC
+                                                                                                  || t.UserTypeRole.UserTypeEnum==UserTypeEnum.MIM))
 
                  //测试项目 可以加入 测试用户  或者内部正式用户
-                 .WhereIf(trialType == TrialType.NoneOfficial, t => t.IdentityUser.IsTestUser == true /*|| (t.IdentityUser.IsTestUser == false && t.IdentityUser.IsZhiZhun)*/)
+                 .WhereIf(trialType == TrialType.NoneOfficial, t => t.IdentityUser.IsTestUser == true || (t.IdentityUser.IsTestUser == false && (t.IdentityUser.IsZhiZhun 
+                                                                                                         || t.UserTypeRole.UserTypeEnum == UserTypeEnum.IQC
+                                                                                                         || t.UserTypeRole.UserTypeEnum == UserTypeEnum.MIM)))
                  .Where(t => userTypeEnums.Contains(t.UserTypeEnum))
                  .WhereIf(inQuery.UserTypeEnum != null, t => t.UserTypeEnum == inQuery.UserTypeEnum)
                  .WhereIf(!string.IsNullOrWhiteSpace(inQuery.UserRealName), t => t.IdentityUser.FullName.Contains(inQuery.UserRealName))
diff --git a/IRaCIS.Core.Application/Service/Visit/SubjectVisitService.cs b/IRaCIS.Core.Application/Service/Visit/SubjectVisitService.cs
index 5bdac402f..6c405f19f 100644
--- a/IRaCIS.Core.Application/Service/Visit/SubjectVisitService.cs
+++ b/IRaCIS.Core.Application/Service/Visit/SubjectVisitService.cs
@@ -607,7 +607,7 @@ namespace IRaCIS.Core.Application.Services
                                 item.InstanceInfoList.ForEach(x =>
                                 {
 
-                                    var keyFramesList = rowInfoList.Where(y => y.InstanceId == x.Id && y.NumberOfFrames != 0).Select(y => y.NumberOfFrames).Distinct().ToList();
+                                    var keyFramesList = rowInfoList.Where(y => y.InstanceId == x.Id && y.NumberOfFrames != 0&&y.NumberOfFrames!=null).Select(y => y.NumberOfFrames).Distinct().ToList();
 
                                     if (keyFramesList.Count() > 0)
                                     {
diff --git a/IRaCIS.Core.Application/TestService.cs b/IRaCIS.Core.Application/TestService.cs
index e3fd55c6e..8558b55bf 100644
--- a/IRaCIS.Core.Application/TestService.cs
+++ b/IRaCIS.Core.Application/TestService.cs
@@ -173,7 +173,7 @@ namespace IRaCIS.Core.Application.Service
 
                     var identityUserId = NewId.NextSequentialGuid();
 
-                    var selectUser = item.OrderByDescending(t => t.Status).FirstOrDefault();
+                    var selectUser = item.OrderByDescending(t => t.Status).ThenBy(t=>t.CreateTime).FirstOrDefault();
 
                     var identityUser = _mapper.Map<IdentityUser>(selectUser);