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    Massive COVID-19 nucleic acid test held in Xining

    (Xinhua) 08:49, November 03, 2021

    A medical worker collects a swab sample from a resident at a COVID-19 testing site in Chengxi District of Xining, northwest China's Qinghai Province, Nov. 2, 2021. Xining has set up 121 testing sites in Chengxi District for massive COVID-19 nucleic acid testing. (Xinhua/Zhang Manyi)


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    (Web editor: Xia Peiyao, Liang Jun)

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