Merchant order payment failure need to generate a new single number to re-launch the payment, to the original order number to call off the bill, to avoid repeated payment; after the system orders, the user to pay timeout, the system exit is no longer accepted, to avoid the user to continue, please call off the bill interface.
商户订单支付失败需要生成新单号重新发起支付，要对原订单号调用关单，避免重复支付；系统下单后，用户支付超时，系统退出不再受理，避免用户继续，请调用关单接口。
Merchant order payment failure need to generate a new single number to re-launch the payment, to the original order number to call off the bill, to avoid repeated payment; after the system orders, the user to pay timeout, the system exit is no longer accepted, to avoid the user to continue, please call off the bill interface.
商户订单支付失败需要生成新单号重新发起支付，要对原订单号调用关单，避免重复支付；系统下单后，用户支付超时，系统退出不再受理，避免用户继续，请调用关单接口。