Legal basis: Article 27 of the Product Quality Law of the People's Republic of China, the product or the logo on its packaging must be true and meet the following requirements: (1) There is a product quality inspection certificate; (2) The product name, manufacturer's name and address marked in Chinese; (three) according to the characteristics and requirements of the product, it is necessary to indicate the product specifications, grades, the names and contents of the main components contained, and to indicate them accordingly in Chinese; If it is necessary to let consumers know in advance, it shall be marked on the outer packaging, or relevant information shall be provided to consumers in advance; (4) For products with limited use, the production date, safe use period or expiration date shall be clearly marked in a prominent position; (5) For products that are easily damaged by improper use or may endanger personal and property safety, there shall be warning signs or warning instructions in Chinese. Naked food and other naked products that are difficult to attach labels according to the characteristics of products may not be attached with product labels.