diff --git a/ruoyi-modules/hwmom-mes/src/main/java/org/dromara/mes/service/impl/BaseMaterialInfoServiceImpl.java b/ruoyi-modules/hwmom-mes/src/main/java/org/dromara/mes/service/impl/BaseMaterialInfoServiceImpl.java
index c04469f7..20a3ed3a 100644
--- a/ruoyi-modules/hwmom-mes/src/main/java/org/dromara/mes/service/impl/BaseMaterialInfoServiceImpl.java
+++ b/ruoyi-modules/hwmom-mes/src/main/java/org/dromara/mes/service/impl/BaseMaterialInfoServiceImpl.java
@@ -1,28 +1,29 @@
 package org.dromara.mes.service.impl;
 
-import org.dromara.common.core.exception.ServiceException;
-import org.dromara.common.core.utils.MapstructUtils;
-import org.dromara.common.core.utils.StringUtils;
-import org.dromara.common.mybatis.core.page.TableDataInfo;
-import org.dromara.common.mybatis.core.page.PageQuery;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.github.yulichang.toolkit.JoinWrappers;
 import com.github.yulichang.wrapper.MPJLambdaWrapper;
-import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import lombok.RequiredArgsConstructor;
+import org.dromara.common.core.exception.ServiceException;
+import org.dromara.common.core.utils.MapstructUtils;
+import org.dromara.common.core.utils.StringUtils;
+import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.mybatis.core.page.TableDataInfo;
+import org.dromara.mes.domain.BaseMaterialInfo;
 import org.dromara.mes.domain.BaseMaterialType;
-import org.dromara.mes.domain.BaseMeasurementUnitInfo;
 import org.dromara.mes.domain.ProdBaseFactoryInfo;
-import org.springframework.stereotype.Service;
+import org.dromara.mes.domain.ProdMaterialBom;
 import org.dromara.mes.domain.bo.BaseMaterialInfoBo;
 import org.dromara.mes.domain.vo.BaseMaterialInfoVo;
-import org.dromara.mes.domain.BaseMaterialInfo;
 import org.dromara.mes.mapper.BaseMaterialInfoMapper;
+import org.dromara.mes.mapper.ProdMaterialBomMapper;
 import org.dromara.mes.service.IBaseMaterialInfoService;
+import org.springframework.stereotype.Service;
+import org.springframework.util.ObjectUtils;
 
+import java.util.Collection;
 import java.util.List;
 import java.util.Map;
-import java.util.Collection;
 
 /**
  * 物料信息Service业务层处理
@@ -36,6 +37,8 @@ public class BaseMaterialInfoServiceImpl implements IBaseMaterialInfoService {
 
     private final BaseMaterialInfoMapper baseMapper;
 
+    private final ProdMaterialBomMapper prodMaterialBomMapper;
+
     /**
      * 查询物料信息
      *
@@ -92,8 +95,6 @@ public class BaseMaterialInfoServiceImpl implements IBaseMaterialInfoService {
             .leftJoin(BaseMeasurementUnitInfo.class, BaseMeasurementUnitInfo::getUnitId, BaseMaterialInfo::getMaterialUnitId)*/
 
 
-
-
         .eq(bo.getMaterialId() != null, BaseMaterialInfo::getMaterialId, bo.getMaterialId())
         .eq(StringUtils.isNotBlank(bo.getErpId()), BaseMaterialInfo::getErpId, bo.getErpId())
         .eq(StringUtils.isNotBlank(bo.getMaterialCode()), BaseMaterialInfo::getMaterialCode, bo.getMaterialCode())
@@ -173,6 +174,21 @@ public class BaseMaterialInfoServiceImpl implements IBaseMaterialInfoService {
     public Boolean updateByBo(BaseMaterialInfoBo bo) {
         BaseMaterialInfo update = MapstructUtils.convert(bo, BaseMaterialInfo.class);
         validEntityBeforeSave(update);
+
+        //物料上的物料类型修改时 校验原类型是否关联的BOM
+        Long materialTypeId = bo.getMaterialTypeId();//修改后的物料类型id
+        //要修改的物料
+        Long materialId = bo.getMaterialId();
+        BaseMaterialInfoVo baseMaterialInfoVo = baseMapper.selectVoById(materialId);
+        //物料绑定的BOM
+        MPJLambdaWrapper<ProdMaterialBom> bom = new MPJLambdaWrapper<>();
+        bom.eq(ProdMaterialBom::getMaterialId, materialId);
+        List<ProdMaterialBom> boms = prodMaterialBomMapper.selectList(bom);
+        if ( !materialTypeId.equals(baseMaterialInfoVo.getMaterialTypeId())
+            && !ObjectUtils.isEmpty(boms)) {
+            throw new ServiceException("已绑定物料BOM，请勿更改物料类型");
+        }
+
         return baseMapper.updateById(update) > 0;
     }