How much is the discount for the seven-day chain membership card?

15% off, 10% off, 15% off The membership card of seven-day hotel chain is divided into three grades: ordinary card member, silver card member and gold card member, with discounts of 9.5%, 9% and 85% respectively. Membership card refers to the general identification card, including the membership certification of shopping malls, hotels, fitness centers, restaurants and other consumer places.