The health certificate is a preventive health examination certificate that proves that the person examined has the health qualities stipulated in the practice. The health certificate mainly involves five industries and six diseases, to a large extent, to protect the health of practitioners and service recipients. The types of health certificates are divided into general health certificates and food health certificates, and food health certificates are those required for those who work in the catering industry.

Health certificate refers to the pre-employment, employment and schooling period health checkups conducted in accordance with national health laws and regulations for food, drinking water production and management personnel, personnel directly engaged in the production of cosmetics, personnel directly serving customers in public ****places, hazardous operations personnel, radiation workers and school students.

"The Chinese people*** and the State Food Safety Law" Article 45 food production and operation shall establish and implement the health management system for employees. Suffering from the State Council administrative department of health regulations hinder food safety diseases, shall not engage in contact with the direct entry of food work.