Children with the following symptoms need to be alert to the new coronavirus infection, early fever, malaise, cough, may be accompanied by nasal congestion, runny nose, coughing sputum, diarrhea, headache and other symptoms, body temperature is mostly low to medium fever, or even no obvious fever. With the aggravation of the disease, dyspnea and cyanosis may appear, often 1 week after the disease, and may be accompanied by symptoms of systemic toxicity, such as depression or irritability, feeding difficulties, less food, less crying, less movement, etc. If the above symptoms appear, you should go to the designated hospital for isolation and treatment in a timely manner. This outbreak is mainly a family gathering of cases from the cases reported so far, and most of them have a good prognosis, and those with the common type can gradually recover after 1-2 weeks.