A normal body temperature and a new coronavirus nucleic acid test are not necessarily normal. Some asymptomatic infected patients, patients with mild symptoms, and some patients in the incubation period may have normal body temperature. Asymptomatic patients, patients with mild symptoms, and some patients in the incubation period may have no obvious clinical symptoms and a normal body temperature, but have a positive New Coronavirus RNA test result. Whether the new crown nucleic acid is normal or not is determined by the new crown nucleic acid test, if the new crown virus nucleic acid test is positive need to be isolated and treated promptly. New coronavirus is a highly contagious virus, infection with new coronavirus with fever, dry cough, fatigue as the main manifestations, some patients may not have any symptoms, it is recommended to go out and wear a mask, avoid going to crowded places, strengthen personal protection, if there is fever and cough and other respiratory symptoms, should be based on the condition of the timely access to medical care.