diff --git a/vue/gold-system/src/views/managerecharge/rate.vue b/vue/gold-system/src/views/managerecharge/rate.vue
index 99c3603..71d4628 100644
--- a/vue/gold-system/src/views/managerecharge/rate.vue
+++ b/vue/gold-system/src/views/managerecharge/rate.vue
@@ -263,9 +263,22 @@ const checkEndTime = function (rule, value, callback) {
     callback();
   }
 };
+const checkFreeGoldRadio = function (rule, value, callback) {
+  if (addObj.value.freeGold == 1) {
+    if (value == "0" || value == null || value == "") {
+      callback(new Error("请输入汇率比兑换比"));
+    } else if (value < 0 || isNaN(value)) {
+      callback(new Error("请输入正确的格式"));
+    } else {
+      callback();
+    }
+  } else {
+    callback();
+  }
+};
 const rules = reactive({
   currency: [{ required: true, message: "请选择货币名称", trigger: "blur" }],
-  exchangeRate: [{ required: true, message: "请输入汇率", trigger: "blur" }],
+  exchangeRate: [{ validator: checkFreeGoldRadio, trigger: "blur" }],
   startTime: [
     { required: true, message: "请选择开始时间", trigger: "blur" },
     { validator: checkStartTime, trigger: "blur" },