Ukulahla iMask-abavelisi, umzi-mveliso, abathengisi base China

Sixhomekeke kumandla oqinileyo ngobuchule kwaye siqhubeka senza ubuchwephesha obunobuchule bokufikelela kwimfuno yemaski yobuso obuchithiweyo, Imaski ffp2 , Imaski yomlomo , I-Stell Cotton Cotton ikhutshiwe ,Ukuphefumla kokukhulisa iimaski . Siyakwamkela ukuba ngokuqinisekileyo usijoyine nathi kule ndlela yokwenza amashishini acocekileyo kunye nemveliso kunye. Imveliso iya kubonelelwa kwihlabathi liphela, njengeYurophu, i-Austia, i-Australia, i-Seycheles, i-Seydah, i-sevillah, i-wivilla, i-witdah, i-jeedah, i-jeddah, i-jeddah, i-jeedah.

Iimveliso ezinxulumene noko