diff --git a/src/views/openpage/queryTraceInfo.vue b/src/views/openpage/queryTraceInfo.vue
index a79b540..7a7af89 100644
--- a/src/views/openpage/queryTraceInfo.vue
+++ b/src/views/openpage/queryTraceInfo.vue
@@ -126,6 +126,7 @@ export default {
   },
   created() {
     // this.queryData();
+    this.recordLatestBill();
   },
   watch: {
     //   "billCode": {
@@ -152,13 +153,20 @@ export default {
     recordLatestBill(billCode){
         const storage = window.localStorage.getItem('queryDataStorage') ? JSON.parse(window.localStorage.getItem('queryDataStorage')) : {}
         this.latestBillList = storage["latestBillList"] ? storage["latestBillList"] : [];
-        this.latestBillList.push(billCode);
-        let list= this.latestBillList.filter(function(item, index, arr) {
-          return arr.indexOf(item, 0) === index;
-        })
-        this.latestBillList=list;
-        storage["latestBillList"] = this.latestBillList
-        window.localStorage.setItem('queryDataStorage', JSON.stringify(storage))
+
+        if(billCode){
+          this.latestBillList.push(billCode);
+          let list= this.latestBillList.filter(function(item, index, arr) {
+            return arr.indexOf(item, 0) === index;
+          })
+          this.latestBillList=list;
+        }
+
+        if(this.latestBillList&&this.latestBillList.length>0){
+          this.latestBillList= this.latestBillList.reverse()
+          storage["latestBillList"] = this.latestBillList
+          window.localStorage.setItem('queryDataStorage', JSON.stringify(storage))
+        }
 
     },
     latestClick(item){