diff --git a/order-management-base-service/src/main/java/com/dxhy/order/baseservice/module/commodity/service/impl/CommodityServiceImpl.java b/order-management-base-service/src/main/java/com/dxhy/order/baseservice/module/commodity/service/impl/CommodityServiceImpl.java
index 199b2490..ae66cb8f 100644
--- a/order-management-base-service/src/main/java/com/dxhy/order/baseservice/module/commodity/service/impl/CommodityServiceImpl.java
+++ b/order-management-base-service/src/main/java/com/dxhy/order/baseservice/module/commodity/service/impl/CommodityServiceImpl.java
@@ -134,6 +134,7 @@ public class CommodityServiceImpl implements CommodityService {
             }
             if(StringUtils.isBlank(codeEntity.getYhzcbs())|| "0".equals(codeEntity.getYhzcbs())){
                 codeEntity.setZzstsgl("");
+                codeEntity.setLslbs("");
             }
             codeEntity.setXhfNsrsbh(null);//不更新税号
             codeEntity.setModifyTime(new Date());
diff --git a/order-management-base-service/src/main/resources/mybatis/mapper/CommodityMapper.xml b/order-management-base-service/src/main/resources/mybatis/mapper/CommodityMapper.xml
index c00360d4..6dc936ff 100644
--- a/order-management-base-service/src/main/resources/mybatis/mapper/CommodityMapper.xml
+++ b/order-management-base-service/src/main/resources/mybatis/mapper/CommodityMapper.xml
@@ -297,7 +297,7 @@
             <if test="commodityCode.ssflMc != null and commodityCode.ssflMc != ''">
                 tax_classification_name = #{commodityCode.ssflMc,jdbcType=VARCHAR},
             </if>
-            <if test="commodityCode.lslbs != null and commodityCode.lslbs != ''">
+            <if test="commodityCode.lslbs != null">
                 preferential_policies_type = #{commodityCode.lslbs,jdbcType=VARCHAR},
             </if>
             <if test="commodityCode.zzstsgl != null">