Novel coronavirus belongs to category B infectious disease, but is managed according to category A infectious disease. According to the Law of the People’s Republic of China on Prevention and Control of Infectious Diseases, neocoronavirus pneumonia caused by neocoronaviruses is an acute respiratory infectious disease, which belongs to Category B infectious diseases but is managed as Category A infectious diseases. Measures for management of Class A infectious diseases include reporting within two hours of discovery. For virus carriers or suspected patients, the first doctor needs to fill out the infectious disease report card immediately, report to the municipal, provincial, and national CDCs through the network within 2 hours, and carry out professional medical isolation, epidemiological investigations, and trajectory investigations for patients with novel coronavirus. The new coronavirus belongs to category B infectious diseases, according to category A infectious disease management category, it is recommended to follow the national infectious disease management regulations are strictly enforced to prevent and control the virus. Tip: “New coronary pneumonia and new coronary virus pneumonia” mentioned in this article have been renamed to “new coronary virus infection” on December 26, 2022, as announced by the National Health Commission.