The health certificate is valid for one year. After the expiration, go to the medical institution, re-examine according to regulations, and apply for a new health certificate.
You need to submit the original ID card and health certificate, and the procedure is the same as the first time. After the on-site payment, the health inspection agency will inform the client of the specific collection time. The reissued health certificate is also valid for one year.
Legal basis:
Article 45 of the Food Safety Law of People's Republic of China (PRC) shall establish and implement the health management system for employees. Persons suffering from diseases that hinder food safety as stipulated by the administrative department of health of the State Council shall not engage in direct contact with imported food. Food production and marketing personnel engaged in direct contact with imported food shall undergo annual health examination and obtain health certificates before taking up their posts.