diff --git a/laws-modules/src/main/java/com/jero/modules/activiti/process/part/service/impl/ProcessPartTypeApplyRecordServiceImpl.java b/laws-modules/src/main/java/com/jero/modules/activiti/process/part/service/impl/ProcessPartTypeApplyRecordServiceImpl.java
index cfdab27c..4e8c1822 100644
--- a/laws-modules/src/main/java/com/jero/modules/activiti/process/part/service/impl/ProcessPartTypeApplyRecordServiceImpl.java
+++ b/laws-modules/src/main/java/com/jero/modules/activiti/process/part/service/impl/ProcessPartTypeApplyRecordServiceImpl.java
@@ -129,16 +129,16 @@ public class ProcessPartTypeApplyRecordServiceImpl extends ServiceImpl<ProcessPa
         if(Objects.equals(lawsPartRelevance.getFormType(), PartConstants.FORM_TYPE1)){
             QueryWrapper<ProcessPartTypeApplyRecord> queryProcessPartTypeApplyRecord = new QueryWrapper<>();
             queryProcessPartTypeApplyRecord.select("max(part_relevance_type) as part_relevance_type");
-            queryProcessPartTypeApplyRecord.likeLeft("part_relevance_type",lawsPartRelevance.getSystemCode());
             queryProcessPartTypeApplyRecord.ne("id",obj.getId());
+            queryProcessPartTypeApplyRecord.last(" and part_relevance_type REGEXP '^" + lawsPartRelevance.getSystemCode() + "[A-Z]{3}$';");
             ProcessPartTypeApplyRecord max = getOne(queryProcessPartTypeApplyRecord,false);
-            if(Objects.isNull(max)){
+            if(Objects.isNull(max) || StringUtils.isEmpty(max.getPartRelevanceType())){
                 partRelevanceType = lawsPartRelevance.getSystemCode() + "AAA";
             }else{
-                String str = max.getPartRelevanceType().replace(lawsPartRelevance.getSystemCode(),"");
-                if(StringUtils.isEmpty(str)){
+                if(max.getPartRelevanceType().length() < 3){
                     partRelevanceType = lawsPartRelevance.getSystemCode() + "AAA";
                 }else{
+                    String str = max.getPartRelevanceType().substring(max.getPartRelevanceType().length() - 3);
                     partRelevanceType = lawsPartRelevance.getSystemCode() + generateNext(str);
                 }