Monday to Friday 9:00 am, 1:00 pm. According to the official website of the Hangzhou Municipal People's Government, the health certificate application process in Yuhangcangqian is from Monday to Friday, from 9 to 11 o'clock in the morning and from 13 to 15 o'clock in the afternoon. Health certificate refers to a preventive health examination certificate, proving that the subject has the health qualities required for employment.