Legal analysis: Go to the epidemic prevention station of the local health bureau for a health check-up. To get a health certificate, you need to test blood biochemical items such as liver function. Blood biochemical check-up requires fasting for more than 1.2 hours. You can get a health certificate every two days. Then fill in the form of health permit with health certificate and you can apply for it. After obtaining the health permit, the business license should go to the industrial and commercial department for name verification and registration.

legal basis: article 45 of the food safety law of the people's Republic of China shall establish and implement a 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 the work of contacting directly imported food. Food production and marketing personnel engaged in the work of contacting directly imported food shall have annual health examination and obtain health certificates before taking up their posts.