From 20 16, Haidilao cooperated with Alipay, and launched Alipay preferential activities especially for college students. At the same time, according to customer feedback and market changes, the discount period or range is constantly adjusted. The discount time for college students is from 22: 00 on Monday to 7: 00 the next day, with a discount of 6.9%, but it is only 8.8% from 22: 00 on Saturday and Sunday to 7: 00 the next day.