diff --git a/src/main/java/mjkf/xinke/main/model/vo/LocalMaterialSummary.java b/src/main/java/mjkf/xinke/main/model/vo/LocalMaterialSummary.java
index 0bfcf37..7aca28d 100644
--- a/src/main/java/mjkf/xinke/main/model/vo/LocalMaterialSummary.java
+++ b/src/main/java/mjkf/xinke/main/model/vo/LocalMaterialSummary.java
@@ -1,5 +1,6 @@
 package mjkf.xinke.main.model.vo;
 
+import cn.hutool.core.util.HashUtil;
 import mjkf.xinke.main.model.db.LocalMaterial;
 
 import java.math.BigDecimal;
@@ -23,6 +24,8 @@ public class LocalMaterialSummary {
         avg_item.setSpec(list.get(0).getSpec());
         avg_item.setUnit(list.get(0).getUnit());
         avg_item.setCity(list.get(0).getCity());
+        Integer id = Math.abs(HashUtil.javaDefaultHash(avg_item.getCity() + avg_item.getName() + avg_item.getSpec()));
+        avg_item.setId(id);
         avg_item.setCounty("城区");
         avg_item.setPrice(BigDecimal.valueOf(list.stream().mapToDouble(item->item.getPrice().doubleValue()).average().orElse(0D)));
         this.data.add(avg_item);