diff --git a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialConfigService.cs b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialConfigService.cs
index 05d897c79..ef47c1b5a 100644
--- a/IRaCIS.Core.Application/Service/TrialSiteUser/TrialConfigService.cs
+++ b/IRaCIS.Core.Application/Service/TrialSiteUser/TrialConfigService.cs
@@ -1569,10 +1569,14 @@ namespace IRaCIS.Core.Application
             var extralObj = _trialRepository.Where(t => t.Id == trialId).Select(t => new { t.TrialExtraConfigJsonStr, t.TrialDataStoreType, t.IsExternalViewTrialChart, t.TrialObjectNameList, t.CollectImagesEnum, t.IsIQCAutoNextTask, t.IsImageQualityControl }).FirstOrDefault();
 
             var extralConfig = JsonConvert.DeserializeObject<TrialExtraConfig>(extralObj?.TrialExtraConfigJsonStr) ?? new TrialExtraConfig();
+            // 定义固定数组
+            var fixedFields = new List<string>() { "IsRoutineMRIPDEE", "MRIPDFFScanTime", "MRIPDFFLeadTime", "MRIPDFFOther", "IsAuthorizeRadiologistsParticipate", "AssignFixedTechnologists", "ISStrictManualBurnFlag", "NotStrictManualBurnFlagReason" };
 
-            if (extralConfig.NotShowFieldList.Count() == 0)
+            // 判断 NotShowFieldList 是否缺少固定数组中的任何字段
+            if (!extralConfig.NotShowFieldList.Intersect(fixedFields).Any())
             {
-                extralConfig.NotShowFieldList = new List<string>() { "IsRoutineMRIPDEE", "MRIPDFFScanTime", "MRIPDFFLeadTime", "MRIPDFFOther", "IsAuthorizeRadiologistsParticipate", "AssignFixedTechnologists", "ISStrictManualBurnFlag", "NotStrictManualBurnFlagReason" };
+                // 如果没有交集（即没有任何一个字段存在），则添加固定数组的字段
+                extralConfig.NotShowFieldList.AddRange(fixedFields);
             }
 
             var trialConfig = _mapper.Map<TrialConfigInfo>(extralConfig);