Signs of the emergence of novel coronavirus pneumonia are as follows: 1. insidious onset, symptoms very similar to the flu, like fever, peripheral weakness, dry cough, patients with stuffy nose, runny nose, similar to khat symptoms. 2. history of close contact with infected patients, including chatting, eating and other ways, all of which have the possibility of infection. 3. weakness of patients, clinical outings without masks and a host of other possibilities, all There is a possibility of novel coronavirus transmission. Clinically, for novel coronavirus, early detection, early isolation and early treatment are necessary. In the case of a reasonable diet to ensure rest, do not stay up late, strengthen nutrition, for the improvement of the disease will be helpful.