New coronary pneumonia is associated with a cough at night, often a dry cough, and some patients may also have weakness or low fever, panic attacks, and chest tightness. Some patients may also have other digestive manifestations such as abdominal pain and distention, diarrhea, etc. Some patients also have eye lesions, mainly conjunctivitis, eye pain and soreness. In addition to the clinical manifestations of novel coronavirus pneumonia, there are also patients who are asymptomatic, called asymptomatic infected patients, who are asymptomatic but highly contagious and can infect others. Those who have been in contact with a confirmed or suspected patient or have a history of contact need to be isolated, examined and observed in a timely manner.