diff --git a/jsowell-pile/src/main/java/com/jsowell/pile/service/impl/MemberPlateNumberRelationServiceImpl.java b/jsowell-pile/src/main/java/com/jsowell/pile/service/impl/MemberPlateNumberRelationServiceImpl.java
index fe080baf2..ce5f915dd 100644
--- a/jsowell-pile/src/main/java/com/jsowell/pile/service/impl/MemberPlateNumberRelationServiceImpl.java
+++ b/jsowell-pile/src/main/java/com/jsowell/pile/service/impl/MemberPlateNumberRelationServiceImpl.java
@@ -122,6 +122,10 @@ public class MemberPlateNumberRelationServiceImpl implements IMemberPlateNumberR
      */
     @Override
     public MemberPlateNumberRelation getMemberPlateInfoByVinCode(String vinCode) {
+        if (StringUtils.isBlank(vinCode)) {
+            return null;
+        }
+        vinCode = vinCode.trim();
         MemberPlateNumberRelation plateInfo = memberPlateNumberRelationMapper.getMemberPlateInfoByVinCode(vinCode);
         log.info("通过vin码查询数据库绑定用户信息 vinCode:{}, result:{}", vinCode, JSON.toJSONString(plateInfo));
         return plateInfo;