2021-9-22, cov neeg siv khoom zoo siab tshaj plaws hnub, vim nws cov qaib tau tso nws thawj lub qe.

Tom qab ib hlis, kuv tau hais xov zoo,qe ntau lawm tuaj yeem ncav cuag 90%, cov neeg muas zaub coj cov qe mus rau lub khw muag khoom, nrog luag nyav ntawm nws lub ntsej muag.(siv peb cov khoom noj premix)