Serve the soup with three delicacies. The green bag of Haidilao hot pot base is called Shangtang Sanxian. Haidilao was established in 1994. It is a chain brand mainly engaged in Sichuan hot pot. Haidilao has stores in Jianyang, Beijing, Shanghai, Shenyang, Tianjin, Wuhan, Shijiazhuang, There are more than 100 directly-operated chain restaurants in cities and countries such as Xi'an, Zhengzhou, Nanjing, Guangzhou, Hangzhou, Shenzhen, Chengdu, South Korea, Japan, Singapore, and the United States.