Is Pufa hungry? A joint credit card is a physical card. A physical card refers to a card that physically exists in a credit card and can be used for offline consumption. Pufa is hungry? Co-branded credit cards can be swiped offline, with chips, and can be swiped at POS terminals for payment. In addition, Pufa is hungry? Co-branded credit cards can also be used for online consumption, supporting mobile payment, online shopping and other functions. Therefore, it can be said that Pufa is hungry? The joint credit card is not only a physical card, but also supports online consumption.