Require a medical examination at the time of entry. This is because five-star hotels, as a high-end service industry, have certain requirements on the health status of employees to ensure the quality of service and the health and safety of guests. Specific physical examination items and standards may vary according to different positions. Generally including basic physical condition, infectious disease detection, liver function, lung function, electrocardiogram and other items. If there is something wrong with the medical examination results, it may affect the entry qualification.