diff --git a/IRaCIS.Core.Application/Service/Allocation/DTO/VisitTaskViewModel.cs b/IRaCIS.Core.Application/Service/Allocation/DTO/VisitTaskViewModel.cs
index 9fe456ef8..403ef9918 100644
--- a/IRaCIS.Core.Application/Service/Allocation/DTO/VisitTaskViewModel.cs
+++ b/IRaCIS.Core.Application/Service/Allocation/DTO/VisitTaskViewModel.cs
@@ -373,8 +373,10 @@ namespace IRaCIS.Core.Application.ViewModel
     public class GetOrderReadingIQueryableInDto
     {
        public Guid TrialId { get; set; }
-        
-       public Guid TrialReadingCriterionId { get; set; }
+
+		public Guid? SubjectId { get; set; }
+
+		public Guid TrialReadingCriterionId { get; set; }
 
         public string? SubjectCode { get; set; } = null;
 
diff --git a/IRaCIS.Core.Application/Service/Allocation/VisitTaskService.cs b/IRaCIS.Core.Application/Service/Allocation/VisitTaskService.cs
index 8f491170d..f0a826372 100644
--- a/IRaCIS.Core.Application/Service/Allocation/VisitTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Allocation/VisitTaskService.cs
@@ -1117,6 +1117,7 @@ namespace IRaCIS.Core.Application.Service.Allocation
             var visitQuery = _visitTaskRepository.Where(x => x.TrialId == inDto.TrialId && x.DoctorUserId == _userInfo.Id
             && x.TaskState == TaskState.Effect /*&& x.TrialReadingCriterionId== inDto.TrialReadingCriterionId*/)
 
+                .WhereIf(inDto.SubjectId!=null,x=>x.SubjectId==inDto.SubjectId)
                  //前序 不存在  未生成任务的访视
                  .WhereIf(critrion.IsAutoCreate == false, t => !t.Subject.SubjectCriteriaEvaluationVisitFilterList.Where(t => t.TrialReadingCriterionId == trialReadingCriterionId).Any(f => f.IsGeneratedTask == false && t.VisitTaskNum > f.SubjectVisit.VisitNum))
 
diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
index c1901408d..b66fde0da 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
@@ -2784,6 +2784,39 @@ namespace IRaCIS.Application.Services
 
 
             }
+            else if (inDto.SubjectId != null && trialReadingCriterion.IsReadingTaskViewInOrder == ReadingOrder.SubjectRandom)
+            {
+				var subjectTaskList = (await _visitTaskService.GetOrderReadingIQueryable(new GetOrderReadingIQueryableInDto()
+				{
+					TrialId = inDto.TrialId,
+                    SubjectId=inDto.SubjectId,
+					TrialReadingCriterionId = trialReadingCriterionId!.Value,
+					Page = new PageInput()
+					{
+						PageIndex = 1,
+						PageSize = 99999,
+					}
+				})).Item2;
+
+                if (subjectTaskList.Count() == 0)
+                {
+					throw new BusinessValidationFailedException(_localizer["ReadingImage_TaskFinish"], ApiResponseCodeEnum.CloseCurrentWindows);
+				}
+
+                var taskList = subjectTaskList.FirstOrDefault()!.UnReadCanReadTaskList;
+				var count = taskList.Count();
+				Random random = new Random();
+				var skipcount = 0;
+				if (count >= 2)
+				{
+					skipcount = random.Next(0, count - 1);
+				}
+
+                var visitTaskId= taskList.Skip(skipcount).FirstOrDefault();
+
+               
+
+			}
             else
             {
                 var query = _visitTaskRepository.Where(x => x.TrialId == inDto.TrialId && x.TrialReadingCriterionId == trialReadingCriterionId && x.ReadingTaskState != ReadingTaskState.HaveSigned && x.DoctorUserId == _userInfo.Id
@@ -2802,17 +2835,17 @@ namespace IRaCIS.Application.Services
                 }
                 task = await query
                     .Select(x => new GetReadingTaskDto()
-                {
-                    VisitTaskId = x.Id,
-                    ArmEnum = x.ArmEnum,
-                    TaskBlindName = x.TaskBlindName,
-                    ReadingCategory = x.ReadingCategory,
-                    VisistId = x.SourceSubjectVisitId != null ? x.SourceSubjectVisitId.Value : x.ReadModule == null ? default(Guid) : x.ReadModule.SubjectVisitId,
-                    VisitNum = x.VisitTaskNum,
-                    SubjectId = x.SubjectId,
-                    SubjectCode = x.Subject.Code,
-                    TrialReadingCriterionId = x.TrialReadingCriterionId,
-                }).Skip(skipcount).FirstOrDefaultAsync();
+                    {
+                        VisitTaskId = x.Id,
+                        ArmEnum = x.ArmEnum,
+                        TaskBlindName = x.TaskBlindName,
+                        ReadingCategory = x.ReadingCategory,
+                        VisistId = x.SourceSubjectVisitId != null ? x.SourceSubjectVisitId.Value : x.ReadModule == null ? default(Guid) : x.ReadModule.SubjectVisitId,
+                        VisitNum = x.VisitTaskNum,
+                        SubjectId = x.SubjectId,
+                        SubjectCode = x.Subject.Code,
+                        TrialReadingCriterionId = x.TrialReadingCriterionId,
+                    }).Skip(skipcount).FirstOrDefaultAsync();
 
             }