The examination items of health certificate are: viral hepatitis, dysentery, typhoid fever, active tuberculosis, dermatosis, routine internal surgery, fecal bacteriology culture, liver function alt and chest fluoroscopy. There are two kinds of health certificates: 1. General health certificate II. Food health certificate (health certificate required by employees in catering industry). People suffering from digestive tract infectious diseases such as dysentery, typhoid fever and viral hepatitis (except pathogen carriers), active tuberculosis, suppurative or exudative skin diseases and other diseases that affect food hygiene cannot engage in direct contact with people's food or directly serve customers before being cured.