According to official website, a 52-credit database, Baifumei is a credit card service launched by Postal Bank of China, which provides cardholders with various services such as consumption, wealth management, cash withdrawal and repayment. The Postal Savings Bank and Bai Fumei APP have jointly cooperated with the refueling function. Through the refueling function of the Postal Savings Mobile Bank, you can directly enter the Baifumei platform, thus realizing online refueling and corresponding refueling preferential activities.