Recently, in order to further improve the coverage rate of new coronavirus vaccination and build a herd immunity barrier as soon as possible, Qingdao City, Shandong Province, launched the new crown vaccination work for people aged 3-11. The picture shows medical staff preparing for the new crown vaccine for students at Qingdao Puxin Primary School on November 4, 2021. (Reporting by Xiao Fang, client reporter of Dazhong Daily, correspondent Wang Haibin)
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