1. Quasi is similar and means accurate, pboc refers to the People's Bank of China, and credit refers to a credit card. This refers to a quasi-credit card issued by Bank of China that complies with the standards of the People's Bank of China.

2. Quasi-credit card means that the cardholder must first deposit a certain amount of reserve fund as required by the card-issuing bank. When the balance of the reserve fund account is insufficient for payment, the cardholder can pay within the credit limit specified by the card-issuing bank. Overdrawn credit card. (Current quasi-credit cards do not require a deposit)

3. The full name of Bank of China is Bank of China Limited (BOC), and its Head Office is located in Fuxingmen, Beijing. No. 1 Neijie Street, is one of the five major state-owned commercial banks.