The health certificate can be reissued. The health certificate is valid for one year. If the health certificate is lost within the validity period, you can apply to the original health certificate with your ID card and one-inch bareheaded photo at the cost of 10 yuan. If the validity period of the health certificate has expired, you must apply again.
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.