Welcome to pay attention to the credit card of China Merchants Bank. You can look at the requirements of AirAsia official website to purchase tickets. China Merchants Bank has dual-currency credit cards, which can be paid on overseas websites. The basic functions of credit cards are the same, such as credit card consumption, online payment at home and abroad, cash advance, installment payment, credit card points, accumulated credit, interest-free period of up to 5 days, etc. Different preferential and promotional activities will be launched irregularly for different credit cards, due to different personal preferences. I suggest you choose according to your own preferences. If you need to know the details of the credit cards currently launched by China Merchants Bank, please log on to the credit card website, click "Credit Card Application" and select the card you are interested in.