1. working days, summer time: 8: 30 am to afternoon 12: 00 pm 13: 30 pm to afternoon17: 00 pm;
2. Winter: 8: 30am to12: 00pm,1:00pm to16: 30pm (except holidays).
3. Health certificate refers to the pre-post, pre-post and pre-school health examination conducted by food and drinking water operators, personnel directly engaged in cosmetics production, personnel directly serving customers in public places, hazardous workers, radiation workers, school students and so on according to the provisions of national health laws and regulations.