Haidilao did not change its name to Chopsticks Kitchen, Haidilao and Chopsticks Kitchen are a parent company and a wholly owned subsidiary, both companies belong to Yihai International. Chopsticks Hand Kitchen's company, Yihai International, has been y tied to Haidilao since its inception. Yihai International has been granted the exclusive, free and unlimited right to use the trademark "Haidilao", and is the sole supplier of hot pot bases and seasonings to Haidilao, and all of the flavors and seasonings used to make hot pots in Haidilao are from Haidilao. The flavors and seasonings of the hot pot come from Yihai International, which is the flavor of the Chopsticks Hand Kitchen in Haidilao.