From 9 am to 7 am the next day. Gaoyou is a county-level city managed by Yangzhou City, Jiangsu Province, located on the north bank of the Yangtze River Economic Belt. The business hours of Gaoyou Haidilao are from 9 am to 7 am the next day. Haidilao, founded in 1994, is a chain brand specializing in Sichuan-style hot pot, and its founder is Zhang Yong.