CCB Card is a bank card issued by China Construction Bank, hence the name "Dragon Card". Longka includes Longka Debit Card, Longka Credit Card, Longka Quasi-credit Card, and co-branded cards jointly issued by China Construction Bank and cooperative units. Because the bank cards issued by China Construction Bank are all dragon designs, and the dragon is the totem of the Chinese nation, it is called the dragon card. Longka Debit Card has all the financial functions of the standard debit card of China Construction Bank.