New Coronavirus Pneumonia (NCVP) is a new type of coronavirus pneumonia, and there is a possibility that the infection may return to the positive side after it is cured. Although antibodies are present in the body when the new coronavirus pneumonia is cured, the antibodies to the new coronavirus pneumonia will gradually decrease after being discharged from the hospital, and if the body lacks immunity to the coronavirus after that, it is possible to be re-infected with the coronavirus. And if the virus mutates, then the antibodies in the body will also become ineffective, in which case one may be infected with the novel coronavirus again. Note that the mechanism of recovering from a positive nucleic acid test for novel coronavirus pneumonia is still unclear, and may be related to a “false negative” nucleic acid test. Release from quarantine management or discharge from the hospital and continue to conduct home health surveillance for 7 days, wear a mask, live in a well-ventilated single room if possible, minimize close contact with family members, and eat separate meals. , good hand hygiene, avoid going out activities. It is recommended that in daily life to pay attention to take protective measures to avoid re-infection of new coronavirus pneumonia, at the same time after the resurgence of positive also has a certain degree of contagiousness, so pay attention to timely isolation of hospitals, to prevent the phenomenon of viral transmission. [Tip] In this article, “new coronavirus pneumonia, new coronavirus pneumonia”, etc., has been December 26, 2022, the National Health Commission issued a notice to change the name to “new coronavirus infection”.