Asymptomatic infection of C. neoformans is defined as a positive respiratory nucleic acid test in a patient who has no associated clinical symptoms, such as fever, cough, or sore throat. Asymptomatic infections are usually either a positive nucleic acid test that is always asymptomatic, or they are followed by a clinical manifestation. The first type of infected person will have a positive nucleic acid test and, after a 14-day incubation period, will have no self-perceived or other clinically recognizable signs and symptoms, and will remain asymptomatically infected. The second type is an infected person who tests positive for nucleic acid and has no signs and symptoms that can be used for identification at the time of sampling, but then develops other clinical signs and symptoms, only without corresponding signs and symptoms during the incubation period. Either way, as long as the new crown pneumonia asymptomatic infected people, it is recommended to contact the local hospital as soon as possible, good isolation and other protective measures, targeted treatment. Tip: In this article, “new coronavirus pneumonia” and “new coronavirus pneumonia” have been renamed to “new coronavirus infection” on December 26, 2022, as announced by the National Health Commission.