Health certificate is a kind of health certificate issued to ensure that employees engaged in food, drinking water, cosmetics and other industries are healthy and free from infectious diseases. In the process of obtaining a health certificate, a series of health checks, including liver function, chest X-ray, hepatitis B, syphilis and so on. , is really to assess the overall health of employees.
These routine tests do not include HIV testing. Therefore, even after these tests, it is impossible to determine whether a person has AIDS. In order to diagnose AIDS, special HIV testing is needed.