diff --git a/src/main/java/com/xujie/sys/modules/ecss/mapper/CoDelMapper.java b/src/main/java/com/xujie/sys/modules/ecss/mapper/CoDelMapper.java
index 52dfd14b..25c118ce 100644
--- a/src/main/java/com/xujie/sys/modules/ecss/mapper/CoDelMapper.java
+++ b/src/main/java/com/xujie/sys/modules/ecss/mapper/CoDelMapper.java
@@ -118,6 +118,12 @@ public interface CoDelMapper {
 
     void deleteHsCode(EcssHsCodeData inData);
 
+    /**
+     * 按工厂+BU+品名+品牌查询已绑定该HS品名的物料编码。
+     * 删除品名前必须先拦截，避免物料上的品名引用悬空。
+     */
+    List<String> listPartNosBoundByHsCode(EcssHsCodeData inData);
+
     List<PropertyItem> searchPropertiesItemList(@Param("site") String site,
                                                 @Param("itemNo")String itemNo,
                                                 @Param("buNo") String buNo,
diff --git a/src/main/java/com/xujie/sys/modules/ecss/service/impl/CoDelServiceImpl.java b/src/main/java/com/xujie/sys/modules/ecss/service/impl/CoDelServiceImpl.java
index a0be3b3d..67c65436 100644
--- a/src/main/java/com/xujie/sys/modules/ecss/service/impl/CoDelServiceImpl.java
+++ b/src/main/java/com/xujie/sys/modules/ecss/service/impl/CoDelServiceImpl.java
@@ -407,6 +407,29 @@ public class CoDelServiceImpl implements CoDelService {
     @Override
     @Transactional
     public void deleteHsCode(EcssHsCodeData data) {
+        if (StringUtils.isBlank(data.getHsCodeDesc()) || StringUtils.isBlank(data.getBuNo())) {
+            throw new RuntimeException("品名或BU不能为空。");
+        }
+        if (StringUtils.isBlank(data.getSite())) {
+            data.setSite(coDelMapper.getSiteByBu(data.getBuNo()));
+        }
+        if (StringUtils.isBlank(data.getBrand())) {
+            data.setBrand("无");
+        }
+        // 删除前按工厂+BU+品名+品牌校验物料绑定；有引用则禁止删除，避免物料 HS 品名悬空
+        List<String> boundPartNos = coDelMapper.listPartNosBoundByHsCode(data);
+        if (boundPartNos != null && !boundPartNos.isEmpty()) {
+            int total = boundPartNos.size();
+            int displayLimit = 30;
+            List<String> displayList = total > displayLimit ? boundPartNos.subList(0, displayLimit) : boundPartNos;
+            String partNoText = String.join("、", displayList);
+            String suffix = total > displayLimit ? " 等，共" + total + "个" : "";
+            log.warn("删除HS品名失败，存在物料绑定. site={}, buNo={}, hsCodeDesc={}, brand={}, partCount={}",
+                    data.getSite(), data.getBuNo(), data.getHsCodeDesc(), data.getBrand(), total);
+            throw new RuntimeException("品名【" + data.getHsCodeDesc() + "】品牌【" + data.getBrand()
+                    + "】已被物料(" + partNoText + suffix+")绑定，不能删除。");
+        }
+
         PartSubPropertiesValueData propertiesData = new PartSubPropertiesValueData();
         propertiesData.setSite(data.getSite());
         propertiesData.setBuNo(data.getBuNo());
diff --git a/src/main/resources/mapper/ecss/CoDelMapper.xml b/src/main/resources/mapper/ecss/CoDelMapper.xml
index 929c2dc6..f1c0aa16 100644
--- a/src/main/resources/mapper/ecss/CoDelMapper.xml
+++ b/src/main/resources/mapper/ecss/CoDelMapper.xml
@@ -420,6 +420,17 @@
         delete from ecss_hsCode where site=#{site} and buNo=#{buNo} and hsCodeDesc=#{hsCodeDesc} and ISNULL(brand,'无') = ISNULL(#{brand},'无')
     </select>
 
+    <!-- 物料绑定以 Part.hsCodeDesc+brand 为准，需与品名档案唯一键保持一致 -->
+    <select id="listPartNosBoundByHsCode" resultType="java.lang.String">
+        select distinct a.part_no
+        from Part a
+        where a.site = #{site}
+          and a.sourceBu = #{buNo}
+          and a.hsCodeDesc = #{hsCodeDesc}
+          and ISNULL(a.brand, '无') = ISNULL(#{brand}, '无')
+        order by a.part_no
+    </select>
+
   <select id="searchPropertiesItemList" resultType="com.xujie.sys.modules.attrbute.entity.PropertyItem">
         select
         id,site,bu_no,item_no,item_type,item_desc,default_value,value_type,value_type_db,value_choose_flag,min_value,max_value,
@@ -2180,6 +2191,9 @@ create_by,create_date,update_by,update_date
             <if test = "query.partDesc != null and query.partDesc != ''">
                 AND a.part_desc like '%' + #{query.partDesc} + '%'
             </if>
+            <if test = "query.hsCodeDesc != null and query.hsCodeDesc != ''">
+                AND a.hsCodeDesc like '%' + #{query.hsCodeDesc} + '%'
+            </if>
             <if test = "query.sku != null and query.sku != ''">
                 AND a.sku like '%' + #{query.sku} + '%'
             </if>
diff --git a/src/main/resources/mapper/part/PartInformationMapper.xml b/src/main/resources/mapper/part/PartInformationMapper.xml
index 7603f671..224e02e8 100644
--- a/src/main/resources/mapper/part/PartInformationMapper.xml
+++ b/src/main/resources/mapper/part/PartInformationMapper.xml
@@ -127,6 +127,9 @@
             <if test = "query.partDesc != null and query.partDesc != ''">
                 AND a.part_desc like '%' + #{query.partDesc} + '%'
             </if>
+            <if test = "query.hsCodeDesc != null and query.hsCodeDesc != ''">
+                AND a.hsCodeDesc like '%' + #{query.hsCodeDesc} + '%'
+            </if>
             <if test = "query.sku != null and query.sku != ''">
                 AND a.sku like '%' + #{query.sku} + '%'
             </if>