1. The first four digits of China Construction Bank’s credit card are 5324, and the others are for debit cards.

2. The credit cards issued by China Construction Bank are all named "Dragon Card". At the same time, China Construction Bank, as the earliest state-owned bank in China to issue credit cards, currently has many types of credit cards. The types of Dragon cards that have been publicly issued at present include: Dragon Card famous school card, Dragon Card business card, Dragon Card car card, China Eastern Airlines Dragon Card, Shanghai Volkswagen Dragon Card, Dragon Card Hong Kong Wonderful Travel Credit Card, CCB VISA Ming Card, eLong Changxing Dragon Card, Mango Travel Dragon Card, Dragon Card ( Masters Cup) tennis card.

3. A savings card is a financial transaction card issued by a bank to provide financial services to depositors. It is a type of debit card. Its main function is to make deposits and withdrawals at networked ATM machines and bank counters, and to make purchases at networked POS.