The health certificate needs to go through the following procedures. Health certificates are mainly aimed at catering staff and staff of major pharmacies. You need to bring your ID card to the physical examination center or health management center of the local 3A hospital to apply for a health certificate. When you apply for a health certificate, you need to go through the formalities at the front desk and then have a physical examination. The common item of physical examination is chest X-ray examination, mainly to check whether there is tuberculosis. In addition, stool culture should be carried out to see if there are Vibrio cholerae, typhoid Bacillus and paratyphoid Bacillus, and to determine whether there are intestinal infectious diseases. Other examinations include height, weight, blood pressure, spine and limbs. It usually takes 1-3 working days to apply for a health certificate.