1.How to delete payment cards?
Enter the [Wallet] -> [Cards] interface, and tap the Remove button on the corresponding payment card.
2.How to add payment cards?
（1）Enter the [Wallet] -> [Cards] page and tap the Add New Card button.
（2）After entering the card number, cardholder name, card validity period and CVV code, tap the ADD CARD button.
（3）Interface prompts card binding result:
Success: The interface prompts "Card added successfully!" New cards display at the top of the interface.
3.Maximum of bound cards
Each account can bind up to 5 bank cards as the payment card. If you have already bound 5 cards and you're binding another one, the interface will prompt "You can only add up to 5 cards!"
