The credit card limit is jointly limited by the issuing bank and the operator. Credit card consumption: mobile POS machines generally charge 50,000 cards, credit card readers generally charge 20,000 to 30,000, and fast payment of 20,000 without cards; Debit card transfer is generally unlimited.

Uob Limited ("uob" for short) is a major bank in Asia, with a global business network of more than 500 branches and offices in 19 countries and regions in Asia-Pacific, Europe and North America. In Asia, uob conducts extensive financial business through its head office in Singapore, subsidiary banks in China, Indonesia, Malaysia, Thailand and Vietnam, and branches and offices in various places.