Longka Car Card has a weekly discount car wash service. When the retail price of car wash service is equal to or lower than 15 yuan, cardholders can enjoy car wash service without paying fees; When the retail price of car wash service exceeds 15 yuan (platinum car card is free below 40 yuan), the excess will be paid by the cardholder with car card points (the conversion ratio is 4‰, that is, every 1000 points will be converted into 4 yuan RMB), and if the balance of points is insufficient, it will be paid in cash. CCB official website can inquire about specific car washing points, log on to the homepage of CCB Credit Card, select Longka Car Card in "Card World" on the left side at the bottom of the page, and then click "Inquire about national car washing outlets and integral oil changing methods" on the right side of the page, and select the provinces and cities where car cards are located in the map to inquire about all local car washing points. In addition, WX pays attention to "Longka Credit Card", enters "Car Wash", and can also inquire about the specific address.