diff --git a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/impl/ExperimentServiceImpl.java b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/impl/ExperimentServiceImpl.java
index 287f6d0..2aa44bd 100644
--- a/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/impl/ExperimentServiceImpl.java
+++ b/physical-module-system/physical-system-biz/src/main/java/org/jeecg/modules/database/service/impl/ExperimentServiceImpl.java
@@ -104,6 +104,16 @@ public class ExperimentServiceImpl extends ServiceImpl<ExperimentMapper, Experim
         experiment.setStartDate(null);
         experiment.setEndDate(null);
         save(experiment);
+        List<ExperimentSampleInfo> sampleInfoList = oldExperiment.getSampleInfoList();
+        if (CollUtil.isNotEmpty(sampleInfoList)) {
+            sampleInfoList.forEach(sampleInfo -> {
+                ExperimentSampleInfo target = new ExperimentSampleInfo();
+                BeanUtil.copyProperties(sampleInfo, target);
+                target.setId(null);
+                target.setExperimentId(experiment.getId());
+                experimentSampleInfoService.save(target);
+            });
+        }
 
         List<ExperimentIrradiationBoard> irradiationBoardList = oldExperiment.getIrradiationBoardList();
         if (CollUtil.isNotEmpty(irradiationBoardList)) {