Ob chav tis nthuav dav folding lub tsev yog ib lub tsev ntim khoom muag zoo tshaj plaws hauv xyoo 2022, Vim tias qhov kev teeb tsa ntawm 1-3 chav pw hauv lub tsev ntim khoom nthuav dav yog xaiv tau, nws tuaj yeem kho raws li koj xav tau.