The analysis is as follows:

1. One bank card can only be bound to one mobile phone number, but one mobile phone number can be bound to multiple bank cards.

2. There is no limit to the mobile phone number used for bank card registration. However, after binding the mobile phone number, you need to be careful not to let the mobile phone number stop being withdrawn. If this happens, you should immediately go to the bank business hall to change your mobile phone number (bring your ID card and bank card).

“Mobile Bank Card Payment” is a brand new mobile electronic payment channel service jointly launched by China Mobile, China UnionPay, and UMC Technology Co., Ltd. in conjunction with major banks. By binding customers' mobile phone numbers to payment accounts such as bank cards, and using SMS, voice, WAP, K-Java, USSD and other operating methods, mobile payment channel services can be provided to customers with China Mobile mobile phones anytime and anywhere. This channel service can be used to complete personalized services such as mobile phone bill payment, mobile financial management, and mobile e-commerce payment, including: checking mobile phone bills, M-Zone recharge, personal account inquiries, mobile newspaper subscription, purchasing digital point cards, and email payment. , mobile phone donations, distance education, mobile phone insurance, public utility payment and many other businesses.

Application conditions

1. Individual mobile phone users signed by China Mobile Communications Co., Ltd.

2. Hold a personal bank card issued by a commercial bank

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Reference: Baidu Encyclopedia Mobile Bank Card Payment