diff --git a/oms_web/oms_vue/src/views/system/product/index.vue b/oms_web/oms_vue/src/views/system/product/index.vue
index 048c2b5b..1c48053f 100644
--- a/oms_web/oms_vue/src/views/system/product/index.vue
+++ b/oms_web/oms_vue/src/views/system/product/index.vue
@@ -353,13 +353,15 @@ export default {
         if (this.form.guidanceDiscount === null || this.form.guidanceDiscount === undefined) {
           return '';
         }
-        return (this.form.guidanceDiscount * 100).toString();
+        const percentValue = this.normalizeDecimalNumber(this.form.guidanceDiscount * 100);
+        return percentValue.toString();
       },
       set(val) {
         if (val === '' || val === null) {
           this.form.guidanceDiscount = null;
         } else {
-          this.form.guidanceDiscount = parseFloat(val) / 100;
+          const discountValue = this.normalizeDecimalNumber(parseFloat(val) / 100);
+          this.form.guidanceDiscount = discountValue;
         }
       }
     }
@@ -372,6 +374,9 @@ export default {
     this.getVendorList();
   },
   methods: {
+    normalizeDecimalNumber(value, digits = 12) {
+      return parseFloat(Number(value).toFixed(digits));
+    },
     /** 加载字典数据 */
     getDicts() {
       return getDicts('product_type').then(response => {