diff --git a/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/domain/OriginalBom/OriginalBomToEBomV2Convert.java b/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/domain/OriginalBom/OriginalBomToEBomV2Convert.java
index 8015d069..70794949 100644
--- a/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/domain/OriginalBom/OriginalBomToEBomV2Convert.java
+++ b/nflg_project_dev/nflg-bom-new/src/main/java/com/nflg/product/bomnew/service/domain/OriginalBom/OriginalBomToEBomV2Convert.java
@@ -246,11 +246,19 @@ public class OriginalBomToEBomV2Convert extends BaseConvert {
                     List<BomNewEbomChildEntity> oldParenChild = SpringUtil.getBean(BomNewEbomChildMapper.class).getChildByMaterialNo(parentEntity.getMaterialNo());
                     //不存在EBom 时
                     if (Objects.isNull(oldEBom)) {
-                        buildCommonMaterialChildBom(childVo, materialBaseInfo, VersionUtil.getNextVersion(""));
 
+                            buildCommonMaterialChildBom(childVo, materialBaseInfo, VersionUtil.getNextVersion(""));
                     } else {
                         if (!EBomStatusEnum.PUBLISHED.equalsValue(oldEBom.getStatus())) {
-                            BomNewEbomChildEntity newChild = buildCommonEbomChildEntity(materialBaseInfo, parentEntity);
+                            List<BomNewEbomChildEntity> oldChild = ebomChildService.lambdaQuery().eq(BomNewEbomChildEntity::getParentRowId, oldEBom.getRowId()).list();
+                            if(CollUtil.isNotEmpty(oldChild)){
+                                List<BomNewEbomChildEntity>  oldChildEntityList = oldChild.stream().filter(u->u.getMaterialNo().equals(materialBaseInfo.getMaterialNo())).collect(Collectors.toList());
+                                BomNewEbomChildEntity oldChildEntity=CollUtil.isNotEmpty(oldChildEntityList)?oldChildEntityList.get(0):null;
+                                if( Objects.nonNull(oldChildEntity) && Objects.nonNull(oldChildEntity.getNum()) && oldChildEntity.getNum().compareTo(childVo.getUnitWeight())>0){
+                                    continue;
+                                }
+                            }
+                            BomNewEbomChildEntity newChild = buildCommonEbomChildEntity(materialBaseInfo, childVo);
                             //结构是否相同 且为同一个人
                             if ( oldEBom.getCreatedBy().equals(parentEntity.getCreatedBy())) {
                                 ebomParentService.getBaseMapper().deleteById(oldEBom.getRowId());