diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
index 693b44102..7b00e35ed 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTaskService.cs
@@ -64,7 +64,7 @@ namespace IRaCIS.Application.Services
                   IVisitTaskHelpeService visitTaskHelpeService,
                   IVisitTaskService visitTaskService,
                   IReadingClinicalDataService readingClinicalDataService,
-                   IReadingCalculateService readingCalculateService,
+                  IReadingCalculateService readingCalculateService,
                   IRepository<SubjectVisit> subjectVisitRepository,
                   IRepository<Subject> subjectRepository,
                   IRepository<ReadingGlobalTaskInfo> readingGlobalTaskInfoRepository,
@@ -118,7 +118,7 @@ namespace IRaCIS.Application.Services
         {
             await this.VerifyIsBaseLineTask(inDto.VisitTaskId);
             var rowAnswer = await _readingTableAnswerRowInfoRepository.Where(x =>x.Id==inDto.RowId).FirstNotNullAsync();
-            var tableAnswers = await _readingTableQuestionAnswerRepository.Where(x => x.VisitTaskId == inDto.VisitTaskId && x.RowIndex == rowAnswer.RowIndex && x.QuestionId == inDto.QuestionId).ToListAsync();
+            var tableAnswers = await _readingTableQuestionAnswerRepository.Where(x => x.VisitTaskId == inDto.VisitTaskId && x.RowIndex == rowAnswer.RowIndex && x.QuestionId == inDto.QuestionId).Include(x=>x.ReadingTableQuestionTrial).ToListAsync();
             var maxRowIndex = await _readingTableAnswerRowInfoRepository.Where(x => x.VisitTaskId == inDto.VisitTaskId && x.QuestionId == inDto.QuestionId&&x.RowIndex< Math.Floor(rowAnswer.RowIndex+1)).OrderByDescending(x => x.RowIndex).Select(x => x.RowIndex).FirstOrDefaultAsync();
             var newRowIndex = maxRowIndex + (decimal)0.01;
           
@@ -127,10 +127,18 @@ namespace IRaCIS.Application.Services
             rowAnswer.SplitOrMergeType = SplitOrMergeType.Split;
             rowAnswer.SplitRowId = rowAnswer.Id;
             rowAnswer.Id = NewId.NextGuid();
+
+            List<QuestionMark?> needRemoveMark = new List<QuestionMark?>()
+            {
+                QuestionMark.MajorAxis,
+                QuestionMark.ShortAxis,
+            };
+
             tableAnswers.ForEach(x =>
             {
                 x.Id = NewId.NextGuid();
                 x.RowIndex = newRowIndex;
+                x.Answer = needRemoveMark.Contains(x.ReadingTableQuestionTrial.QuestionMark) ? string.Empty : x.Answer;
             });
             await _readingTableAnswerRowInfoRepository.AddAsync(rowAnswer);
             await _readingTableQuestionAnswerRepository.AddRangeAsync(tableAnswers);
@@ -158,6 +166,30 @@ namespace IRaCIS.Application.Services
             var minaid = rowsInfo.Where(x => x.Id == inDto.MainRowId).Select(x => x.Id).FirstOrDefault();
             var mergeid = rowsInfo.Where(x => x.Id == inDto.MergeRowId).Select(x => x.Id).FirstOrDefault();
 
+            List<QuestionMark?> needRemoveMark = new List<QuestionMark?>()
+            {
+                QuestionMark.MajorAxis,
+                QuestionMark.ShortAxis,
+            };
+
+            var mainAnswer = await _readingTableQuestionAnswerRepository.Where(x => x.RowId == minaid).Include(x=>x.ReadingTableQuestionTrial).ToListAsync();
+
+            foreach (var item in mainAnswer)
+            {
+                await _readingTableQuestionAnswerRepository.BatchUpdateNoTrackingAsync(x=>x.RowId== mergeid&&x.TableQuestionId==item.TableQuestionId, x => new ReadingTableQuestionAnswer()
+                {
+                  Answer= needRemoveMark.Contains(item.ReadingTableQuestionTrial.QuestionMark)?string.Empty:item.Answer,
+                });
+            }
+
+
+
+            await _readingTableAnswerRowInfoRepository.UpdatePartialFromQueryAsync(mergeid, x => new ReadingTableAnswerRowInfo()
+            {
+                MergeRowId = minaid,
+                SplitOrMergeType = SplitOrMergeType.Merge,
+            });
+
 
             await _readingTableAnswerRowInfoRepository.UpdatePartialFromQueryAsync(mergeid, x => new ReadingTableAnswerRowInfo()
             {