The general medical examination for entry mainly includes the following aspects: first, routine examination of the heart, lungs, liver, gallbladder, pancreas, spleen, kidneys and other important organs in internal medicine and surgery by sight, touch, percussion and hearing. Second, blood tests include routine blood tests for anemia, inflammation, blood disorders, etc., as well as liver function, kidney function, blood glucose and lipid tests. Third, medical imaging examinations mainly include electrocardiogram, chest X-ray, ultrasound examination of liver, gallbladder, pancreas, spleen and kidney. Finally, some special occupations, such as entry-level personnel in childcare institutions or food-related entry-level personnel, also require screening for infectious diseases.