First, the significance of food safety signs:

1. QS is the quality and credibility sign of physical products, and the QS mark affixed to the product packaging represents the clear guarantee made by the production and processing enterprises for the products produced;

2. Only after QS is approved by the issuing authority (organization) through certain review and assessment procedures can manufacturers use the logo;

3. QS means that the product meets the relevant national quality standards in production and has passed strict inspection.

2. According to:

Article 86 of the Measures for the Implementation of the Regulations of the People's Republic of China on the Administration of Industrial Product Production License stipulates: "The symbol of industrial product production license consists of the English prefix" Quality Safety "(QS) and the Chinese word" Quality Safety ". The main color of the logo is blue, the letters' Q' and' Quality and Safety' are blue, and the letter' S' is white. " "QS" is the abbreviation of market access certificate for food quality and safety. It is an administrative supervision system that the state strengthens the supervision and management of food quality and safety from the source, improves the quality management and product quality and safety level of food production and processing enterprises, and only producers with specified conditions are allowed to carry out production and business activities, and only foods with specified conditions are allowed to produce and sell.