Don’t open a card. China Eastern Airlines’ membership card is not a credit card.
It’s called the Eastern Miles membership card. This credit card is the China Eastern Construction Bank Credit Card.
Of course, if you want to use it, you can open a card. The prerequisite is to find out where the card is from. If it is not a card in your city, future repayments will be from other places, and then you have to pay the procedures. fee!