Only two bank cards are enough for a family. Handle a savings card for deposit and withdrawal, time deposit, current account, fund, stock, gold, electricity, telephone and broadband; For online banking, can non-cash business be completed online and very safe? Get a credit card for shopping on the street without cash, cultivate your good consumption habits, bind the credit card with the savings card, and the bank will be satisfied with the deduction without going to the bank counter.