The new coronavirus pneumonia diagnosis and treatment guideline has been updated to the 7th edition, which mainly describes the physical and chemical characteristics of the new coronavirus, the transmission route, the treatment plan, the clinical manifestations, and the treatment of traditional Chinese medicine, etc. The clinical manifestations are mainly fever, malaise, and dryness. Novel coronavirus pneumonia is a previously unknown virus, the transmission route is mainly respiratory droplet transmission and contact transmission, and the possibility of aerosol transmission cannot be excluded, and its clinical manifestations are mainly fever, malaise, dry cough, and a very small number of patients will progress to a severe patient after 1 week. For the new coronavirus pneumonia, once diagnosed, should be isolated and treated as soon as possible.