完善退款说明

AllPay_Integration_Specification_CH.md

@@ -272,8 +272,9 @@ signature: 40f1e5adebba58cc7822dac0b3a2bfebb6676e245370be027cdfb952695bee29
 
  （1）接口补充说明
  * 该接口在消费交易成功后发起，要求指定原订单号
- * 外卡交易当日不能做退款，可以做撤销，只能隔日退款
  * 正常情况下，商户当日退款金额，不得大于当日成功交易额
+ * CIL外卡交易当日不能做退款，可以做撤销，只能隔日退款
+ * RevPay渠道不支持联机退款，需退款请联系支持人员
 
  （2）接口交易流程
 

AllPay_Integration_Specification_EN.md

@@ -271,8 +271,9 @@ String "OK"
 
  (1) Interface supplement
  * The interface is initiated after the consumer transaction is successful, and the original order number is required to be specified.
- * International credit card transactions cannot be refunded on the same day, can be revoked, and can only be refunded every other day.
  * Under normal circumstances, the refund amount of the merchant on the day shall not be greater than the successful transaction amount on the day.
+ * CIL international credit card transactions cannot be refunded on the same day, can be revoked, and can only be refunded every other day.
+ * RevPay does not support online refunds, please contact support staff for refunds.
 
  (2) Interface transaction process
  <div align=center>