Do you need a health certificate to go out to work?

People who go out to work and engage in the production and operation of food and drinking water, cosmetics producers and people who directly serve customers in public places need to apply for health certificates. Health certificate refers to the proof of preventive health examination, which proves that the examinee has the health quality to engage in the prescribed business. Health certificate mainly involves six diseases in five industries, which largely protects the health of employees and clients.