Does Xu Wen need to be quarantined when he comes back from Hainan? Now

No need for isolation. According to the official report, as of September 20, 2022, both Hainan and Xuwen are low-risk areas, and there is no need for isolation, but a "green code" is needed. Low-risk personnel leaving the city should hold a 48-hour negative nucleic acid certificate and report to the community (village), unit and hotel 1 day in advance.