diff --git a/visa/visa-server/src/main/java/cn/axzo/nanopart/visa/server/service/impl/ChangeRecordRelationServiceImpl.java b/visa/visa-server/src/main/java/cn/axzo/nanopart/visa/server/service/impl/ChangeRecordRelationServiceImpl.java
index aea887aa..12e20bc6 100644
--- a/visa/visa-server/src/main/java/cn/axzo/nanopart/visa/server/service/impl/ChangeRecordRelationServiceImpl.java
+++ b/visa/visa-server/src/main/java/cn/axzo/nanopart/visa/server/service/impl/ChangeRecordRelationServiceImpl.java
@@ -450,7 +450,6 @@ public class ChangeRecordRelationServiceImpl extends ServiceImpl<ChangeRecordRel
         createContractRequest.setByFile(pdfFile);
         // TODO
         createContractRequest.setAppCode(MSG_CENTER_APP_CODE);
-        createContractRequest.setBizCode("");
         OperatorInfo creator = new OperatorInfo();
         creator.setOuId(req.getOperatorOuId());
         creator.setPersonId(req.getOperatorPersonId());