All people are susceptible to the new crown through respiratory droplets and contact transmission, and all are susceptible to the virus and need to pay attention to protection when they go out. New coronavirus pneumonia, caused by the new coronavirus infection of the human body, the virus is a respiratory transmission of viruses, mainly through the respiratory tract, when healthy people inhale the respiratory droplets of virus carriers may be infected with the new coronavirus; or healthy people in contact with objects carrying the virus, may also be infected through inhalation of the virus, all the people are susceptible. Therefore, we must pay attention to wear masks, hand washing, pay attention to disinfection, timely vaccination, if there is a fever, dry cough and other suspected symptoms, should go to the fever clinic in a timely manner to improve the new coronary nucleic acid test, if the diagnosis is confirmed to be reported in a timely manner, and isolation, treatment. [Tips] This article refers to the “new coronary pneumonia, new coronary virus pneumonia”, etc., has been December 26, 2022, the National Health Commission issued a notice to change the name to the “new coronary virus infection”.