diff --git a/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java b/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
index cf016eae..1049764c 100644
--- a/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
+++ b/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
@@ -384,6 +384,28 @@ public class PartInformationServiceImpl extends ServiceImpl<PartInformationMappe
             String msg = String.valueOf(resultMap.get("resultMsg"));
             throw new XJException(msg, Integer.parseInt(code));
         }
+        // 根据单位校验密度
+        UmInformationEntity um = umInformationMapper.selectOne(new QueryWrapper<UmInformationEntity>().eq("um_id", data.getUmId()));
+        if (data.getDensity() != null && !("Weight".equals(um.getUmType()) || "Volume".equals(um.getUmType()))) {
+            throw new RuntimeException("单位类型为 Weight 或者 Volume 时才可设置密度!");
+        }
+
+        // 查询是否已存在 master part，没有就创建
+        MasterPartInformationEntity masterPart = masterPartInformationMapper.selectOne(new QueryWrapper<MasterPartInformationEntity>().eq("part_no", data.getPartNo()));
+        if (masterPart == null) {
+            // 创建 masterPart
+            MasterPartInformationEntity masterPartEntity = new MasterPartInformationEntity();
+            masterPartEntity.setPartNo(data.getPartNo());
+            masterPartEntity.setPartDesc(data.getPartDesc());
+            masterPartEntity.setUmId(data.getUmId());
+            masterPartEntity.setOfficialFlag("N");
+            masterPartEntity.setCodeNo(data.getCodeNo());
+            masterPartEntity.setLotTrackingCode("Not Lot Tracking");
+            masterPartEntity.setLotQuantityRule("One Lot Per Production Order");
+            masterPartEntity.setSubLotRule("No Sub Lots Allowed");
+            masterPartEntity.setComponentLotRule("Many Lots Allowed");
+            masterPartInformationMapper.insert(masterPartEntity);
+        }
         partInformationMapper.insert(data);
         // 创建物料的默认revision
         PartRevisionEntity partRevision = new PartRevisionEntity();