Boarding schools of Hainan Provincial Education Department are not allowed to open canteens in 2022. As of 202 1, from August 24th. The guidelines issued by the Education Department of Hainan Province require that schools should not set up canteens, supermarkets and other food business places, and should not sell foods and alcoholic beverages with high salt, sugar and fat. Do not advertise sugary drinks, flavored noodles and other snacks.