It is an app that everyone is using now, Alipay

Alipay (Alipay) is a third-party payment platform, which was originally Taobao, a website of Alibaba Group. A department of Ant Financial, which officially operated independently on December 8, 2004, as a subsidiary of Ant Financial, which is independent of Alibaba Group.

Alipay has two independent brands: "Alipay" and "Alipay Wallet"[1]. The software mainly provides payment and financial management services (including online shopping secured transactions, online payments, transfers, credit card repayments, mobile phone recharges, utility and gas payment, personal finance and other fields).

In December 2022, Alipay joined the digital renminbi acceptance network and became the first payment platform to support the quick payment function of digital renminbi wallets. [2]