It is illegal for a doctor to apply for a health certificate in a hotel. According to relevant public information, the health certificate was processed in the local disease prevention and control center after passing the physical examination in the local hospital, and it is illegal to process it in the hotel. Health certificate refers to the certificate of preventive health examination, which proves that the inspected has the health quality that meets the requirements of business opening. Health certificate mainly involves six diseases in five industries, which largely protects the health of employees and clients.