First enter the appstore.

There will be a mark on the top of the activated one. In the column of recommended products in the lower left corner, scroll down to the bottom.

The following content will appear.

Click to enter, and the following content will appear.

Continue.

There are several types of cards here. The credit card I use has the UnionPay logo on it. What do the other cards mean: UnionPay and bank cards are easy to understand, as follows: they are different credit card companies, VISA, MasterCard and American Express. They are like our China UnionPay. If you apply for a credit card in China, it will definitely be a UnionPay card. At the same time, the bank may work with a foreign credit card company to launch a dual-currency credit card.