(a) health food identification, product name and approval number should be marked on the health food packaging (container) where it is easy to observe (hereinafter referred to as the main display page); (two) health food signs, should be in accordance with the provisions of the China Food and Drug Administration style, marked in the upper left corner of the page, clear and easy to distinguish. When the layout area is greater than 100 cm2, the width of the widest part of the health food logo shall not be less than 2 cm. When the layout area is less than or equal to 100 cm2, the width of the widest part of the health food label shall not be less than 1 cm. The approval number of health food should be marked below the health food mark and connected with the health food mark, which is clear and easy to distinguish; (3) Expressions such as unsuitable people, storage methods with special requirements, precautions, "This product cannot replace medicines" and "This product has been put on record by the food and drug supervision and administration department" should be marked next to "Suitable people"; (4) The net content and specifications of the product shall be marked on the main display page and parallel to the bottom line of the main display page; (five) nutrient supplement products should be marked with the words "nutrient supplement" near the product name on the main display page; (6) The irradiated health food should be marked with "This product has been irradiated" near the product name on the main display page. The fifth category mainly includes drugs and other medical or veterinary preparations.