according to article 23 of the regulations on the implementation of the food safety law of the people's Republic of China (the State Council order No.557)

food producers and business operators shall establish and implement the health examination system and health record system for employees in accordance with the provisions of article 34 of the food safety law. If the personnel who are in contact with food directly imported suffer from digestive tract infectious diseases such as dysentery, typhoid fever, viral hepatitis A and viral hepatitis E, as well as diseases that hinder food safety such as active pulmonary tuberculosis, suppurative or exudative dermatosis, food producers and operators shall adjust them to other jobs that do not affect food safety.

query method: go to the website of Guangdong Food and Drug Administration, enter data query, and just enter your name and ID number to query information.