diff --git a/dlp-drugtesting-biz/src/main/java/digital/laboratory/platform/inspection/service/impl/TestRecordSampleDataServiceImpl.java b/dlp-drugtesting-biz/src/main/java/digital/laboratory/platform/inspection/service/impl/TestRecordSampleDataServiceImpl.java
index c70ae6f..55d950e 100644
--- a/dlp-drugtesting-biz/src/main/java/digital/laboratory/platform/inspection/service/impl/TestRecordSampleDataServiceImpl.java
+++ b/dlp-drugtesting-biz/src/main/java/digital/laboratory/platform/inspection/service/impl/TestRecordSampleDataServiceImpl.java
@@ -1764,7 +1764,6 @@ public class TestRecordSampleDataServiceImpl extends ServiceImpl<TestRecordSampl
                     .set(StringUtils.isNotBlank(compoundCnName), TestRecordSampleData::getCompoundCnName, compoundCnName));
         } else {
             oldInfo = new TestRecordSampleData();
-            oldInfo.setId(IdWorker.get32UUID());
             oldInfo.setSampleNo(sampleNo);
             oldInfo.setCompoundName(compoundName);
             oldInfo.setSampleConcentration(targetConcentration);