The state has explicitly cancelled the examination of hepatitis B in the health certificate project (only hepatitis A with digestive tract infection)! Hepatitis B carriers can apply for a health certificate for the catering industry and can also be cooks!

Regulations on the Implementation of People's Republic of China (PRC) Food Safety Law (promulgated by Decree No.557 of the State Council of the People's Republic of China on July 20, 2009).

Twenty-third food producers and business operators shall, in accordance with the provisions of Article 34 of the Food Safety Law, establish and implement the health examination system and health file system for employees. Food producers and business operators shall adjust the persons who come into contact with directly imported food to other jobs that do not affect food safety if they suffer from digestive tract infectious diseases such as dysentery, typhoid fever, pathogenic hepatitis A and pathogenic hepatitis E, and diseases that hinder food safety such as active tuberculosis, suppurative or exudative dermatosis.