diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/cons/service/impl/TbProskuConServiceImpl.java b/eladmin-system/src/main/java/cn/ysk/cashier/cons/service/impl/TbProskuConServiceImpl.java
index d1f588d3..4dd0a65f 100644
--- a/eladmin-system/src/main/java/cn/ysk/cashier/cons/service/impl/TbProskuConServiceImpl.java
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/cons/service/impl/TbProskuConServiceImpl.java
@@ -4,7 +4,6 @@ import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.bean.copier.CopyOptions;
 import cn.hutool.core.util.ObjectUtil;
 import cn.ysk.cashier.cons.domain.TbConsInfo;
-import cn.ysk.cashier.cons.domain.TbConsSuppFlow;
 import cn.ysk.cashier.cons.domain.TbProskuCon;
 import cn.ysk.cashier.cons.repository.TbConsInfoRepository;
 import cn.ysk.cashier.cons.service.dto.ProskuInfo;
@@ -22,13 +21,13 @@ import cn.ysk.cashier.cons.service.dto.TbProskuConDto;
 import cn.ysk.cashier.cons.service.dto.TbProskuConQueryCriteria;
 import cn.ysk.cashier.cons.service.mapstruct.TbProskuConMapper;
 import lombok.extern.slf4j.Slf4j;
-import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.util.CollectionUtils;
 
+import java.math.BigDecimal;
 import java.sql.Timestamp;
 import java.util.*;
 import java.io.IOException;
@@ -168,6 +167,10 @@ public class TbProskuConServiceImpl implements TbProskuConService {
             tbProskuConRepository.deleteAllByProductId(resources.getProductId());
             return;
         }
+        List<TbProskuConDto> cons = resources.getCons();
+        if(hasIdentical(cons)){
+            throw new BadRequestException("添加失败，对应耗材存在多条关系");
+        }
         List<TbProskuCon> newCons = new ArrayList<>();
         TbProduct product = tbProductRepository.getById(resources.getProductId());
         if (Objects.isNull(product)) {
@@ -196,6 +199,9 @@ public class TbProskuConServiceImpl implements TbProskuConService {
             if (ObjectUtil.isNull(tbConsInfo) || ObjectUtil.isNull(tbConsInfo.getId())) {
                 throw new BadRequestException("对应的耗材信息不存在");
             }
+            if (resource.getSurplusStock().compareTo(BigDecimal.ZERO) <= 0) {
+                throw new BadRequestException("耗材"+ tbConsInfo.getConName() +"使用数量不可小于等于 0");
+            }
             TbProductSku sku = null;
             if (resource.getProductSkuId() != 0) {
                 sku = tbProductSkuRepository.findById(resource.getProductSkuId()).orElseGet(TbProductSku::new);
@@ -226,6 +232,16 @@ public class TbProskuConServiceImpl implements TbProskuConService {
         }
     }
 
+
+    public static boolean hasIdentical(List<TbProskuConDto> cons) {
+        List<List<TbProskuConDto>> groupedByAllFields = cons.stream()
+                .collect(Collectors.groupingBy(item -> item.getProductSkuId() + "-" + item.getConInfoId() + "-" + item.getShopId() + "-" + item.getProductId()))
+                .values().stream()
+                .filter(group -> group.size() > 1)
+                .collect(Collectors.toList());
+        return!groupedByAllFields.isEmpty();
+    }
+
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void update(TbProskuCon resources) throws Exception {
diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/productimpl/TbProductServiceImpl.java b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/productimpl/TbProductServiceImpl.java
index cecf90c8..fb715cd5 100644
--- a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/productimpl/TbProductServiceImpl.java
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/productimpl/TbProductServiceImpl.java
@@ -273,7 +273,7 @@ public class TbProductServiceImpl implements TbProductService {
                     }
                 }
             }
-            productNewVo.setConInfos(CollectionUtils.isEmpty(skuCons)?Arrays.asList():skuCons);
+            productNewVo.setConInfos(CollectionUtils.isEmpty(skuCons)? Collections.emptyList() :skuCons);
             products.add(productNewVo);
         }
         Map<String, Object> result = PageUtil.toPage(products, page.getTotalElements());