Parking space installment business refers to the special installment payment business in which Longka credit card holders apply to China Construction Bank to use their credit cards to purchase parking space property rights or use rights in the merchants designated by China Construction Bank, and after approval, they pay a down payment of not less than 20% of the parking space price, and complete installment transactions through special installment POS machines. After the transaction is successful, the corresponding transaction amount is divided into several periods on average, and the cardholder repays the money every month within the agreed period.