With the same meaning as the original English abbreviation QS (quality safety), 28 categories of food are included in the national food quality and safety market access system. Some foods are not included in compulsory market access or the country's specific regulations. The QS logo needs to be printed 1. The QS logo should be printed (pasted) on the food sales unit packaging. The surface area of ??the food sales unit packaging must be 10 square centimeters. The QS logo must be printed (pasted) on the packaging. 2. Special health food Food that implements QS certification needs to be affixed with the QS mark 3. Solid instant tea, health tea (slimming tea, lipid-lowering tea, etc.), flavored tea and various substitute teas (tartary buckwheat tea, wheat tea, etc.) products must be affixed with QS according to regulations Mark 4. Imported food must be packed inside. 5. Food produced and sold on-site, such as milk tea, even if it is packaged by a machine on-site, still needs to have the QS mark printed on its packaging; self-made food in hotels, restaurants, western restaurants, supermarkets, stores, etc. must have QS printed on its self-made food packaging. mark