With mathematics, RMB does not need China UnionPay Express.

We still need China UnionPay Express for the time being.

Digital currency refers to digitizing the entity RMB and then making electronic payment.

Digital RMB is the legal tender issued by the People's Bank of China in digital form. It is a currency endorsed by national credit, so its effectiveness and security are the highest. Digital RMB adopts a two-tier operating system.

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