diff --git a/src/subPackages/order/details/index.vue b/src/subPackages/order/details/index.vue
index 973c498..f5063f8 100644
--- a/src/subPackages/order/details/index.vue
+++ b/src/subPackages/order/details/index.vue
@@ -114,7 +114,10 @@ export default {
   filters: {
     preferential(discountAmount, platformCommission) {
       if (!discountAmount || !platformCommission) return "0.00";
-      return (discountAmount * 10000 + platformCommission * 10000) / 10000;
+      return (
+        (discountAmount * 10000 + platformCommission * 10000) /
+        10000
+      ).toFixed(2);
     },
   },
   methods: {},