Huabei has replaced credit cards. Nowadays, there are many places without POSS machines, but there are very few places without QR code scanning, so there are very few people using credit cards. However, in large shopping malls and supermarkets There are still some, but now more and more people are using Huabei, so the era of credit cards has passed, at least in China. Huabei is not so convenient abroad. Huabei can still meet the consumption requirements without going abroad.