According to the website of the Ministry of Education, the "Regulations on School Food Safety and Nutrition Health Management" formulated by the Ministry of Education, the State Administration of Market Supervision, the National Health and Wellness Committee and other departments, low-priced snacks such as spicy noodles and candy (five-hair food) with low prices and simple packaging, carbonated drinks and other foods that are not conducive to students' physical and mental health.

The labels of foods, food additives and related products prohibited by the Food Safety Law do not conform to the prepackaged foods stipulated by the Food Safety Law, bulk foods without food name, production date, shelf life, name, address and contact information of producers and operators on containers and outer packaging, fake and shoddy commodities that do not conform to the protection of human health and personal and property safety, expired and deteriorated commodities, and other commodities that do not conform to national standards and industry standards.