In order to effectively prevent coronavirus, you can choose medical protective masks. People entering the infected area or working in the quarantine point of the crowd and the treatment of new coronary pneumonia medical staff can choose N95 masks or kn90 masks and other protective effect is better. For the general public who are not in an infected area, medical surgical masks are fine. In order to prevent coronavirus infection, to take effective preventive measures, in addition to wearing masks also need to be injected with the new crown vaccine, if not necessary, do not take the initiative to enter the infected area, try not to go out during the epidemic of the new coronavirus pneumonia, the virus has a strong ability to spread. If you come into contact with people who are not wearing the right masks or are exposed in an infected area, you may be infected and need to be tested for the new coronary nucleic acid in a timely manner. Do a good job of personal protection, if you feel unwell, consult a doctor in time, and follow the doctor’s instructions for treatment. [Tip] This article refers to “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 “new coronary virus infection”.