Foreigners expect China to further optimize payment services. People's Bank of China requires all commercial banks to provide "coin wallet" services.

For example, a wallet worth 300 yuan is full of change, which can be exchanged by taxi drivers or restaurant owners. Single transaction limit for foreigners using mobile payments increased from US$1,000 to US$5,000, and annual cumulative transaction limit from $10,000. Lin Weibin: Increase in transaction limits allows tourists to "buy happily and play happily"