What does 30 yuan mean when CMPAY portal recharges this machine?

1, cmpay is a mobile phone payment, which is called package payment. All payments made on mobile phones through China Mobile are regarded as cmpay. Whether it's recharging the phone bill or charging on behalf of China Mobile.

2. Recharge the phone bill in Alipay's recharge interface, that is, Alipay and mobile docking, and the notification message of recharge is cmpay recharge. Because automatic recharge is enabled, the notification SMS is automatically recharged by cmpay. The money paid by the mobile phone to the cmpay entrance is deducted from the mobile wallet. If there is no money in the wallet, the money will be deducted from the bank card bound to the mobile wallet. Therefore, there will be a phenomenon that CMPAY portal recharges 30 yuan for this machine.