11: 11-14: 11 the next day. Haidilao in Xi 'an is a hot pot restaurant. The business hours of Haidilao in Xi 'an are from 11: 11 to 14: 11 the next day. Haidilao in Xi 'an has a rotation system. The first batch of working hours are from 11: 11 to 8: 11 p.m., and the second batch of working hours are from 8: 11 p.m. to 14: 11 the next day to meet people's dietary needs in different time periods. Haidilao, founded in 1994, is a chain brand mainly engaged in Sichuan-style hot pot, and its founder is Zhang Yong.