diff --git a/nursing-unit-admin/nu-admin-biz/src/main/java/com/nu/modules/bizSuppliers/controller/NuBizSuppliersMaterialInfoController.java b/nursing-unit-admin/nu-admin-biz/src/main/java/com/nu/modules/bizSuppliers/controller/NuBizSuppliersMaterialInfoController.java
index 9c113c3..3df80c0 100644
--- a/nursing-unit-admin/nu-admin-biz/src/main/java/com/nu/modules/bizSuppliers/controller/NuBizSuppliersMaterialInfoController.java
+++ b/nursing-unit-admin/nu-admin-biz/src/main/java/com/nu/modules/bizSuppliers/controller/NuBizSuppliersMaterialInfoController.java
@@ -7,6 +7,8 @@ import java.io.UnsupportedEncodingException;
 import java.net.URLDecoder;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+
+import org.apache.commons.lang.StringUtils;
 import org.jeecg.common.api.vo.Result;
 import org.jeecg.common.system.query.QueryGenerator;
 import org.jeecg.common.system.query.QueryRuleEnum;
@@ -199,10 +201,22 @@ public class NuBizSuppliersMaterialInfoController extends JeecgController<NuBizS
 				 List<NuBizSuppliersMaterialInfo> implist = new ArrayList<>();
 				 for(int i=0;i<list.size();i++){
 					 QueryWrapper<NuBizSuppliersMaterialInfo> queryWrapper = new QueryWrapper<>();
+					 if(StringUtils.isBlank(list.get(i).getMaterialName()) || StringUtils.isBlank(list.get(i).getSuppliersId())){
+						 continue;
+					 }
 					 queryWrapper.eq("suppliers_id",list.get(i).getSuppliersId());
 					 queryWrapper.eq("material_name",list.get(i).getMaterialName());
-					 queryWrapper.eq("specification_model",list.get(i).getSpecificationModel());
-					 queryWrapper.eq("brand_type",list.get(i).getBrandType());
+					 if(StringUtils.isBlank(list.get(i).getSpecificationModel())){
+						 queryWrapper.isNull("specification_model");
+					 }else{
+						 queryWrapper.eq("specification_model",list.get(i).getSpecificationModel());
+					 }
+					 if(StringUtils.isBlank(list.get(i).getBrandType())){
+						 queryWrapper.isNull("brand_type");
+					 }else{
+						 queryWrapper.eq("brand_type",list.get(i).getBrandType());
+					 }
+					 queryWrapper.last("limit 1");
 					 NuBizSuppliersMaterialInfo a = nuBizSuppliersMaterialInfoService.getOne(queryWrapper);
 					 if(a==null){
 						 implist.add(list.get(i));