Peb hais txog kev nce qib thiab qhia cov khoom tshiab rau hauv kev ua lag luam txhua xyoo rau kev kho mob taub hau, Menyuam yaus pov ntsej muag ntsej muag , Cua npog huab cua N95 , Ua pa looj ntsej muag rau cov hmoov av ,KN95 FFP2 . Peb tsuas yog tsis tsuas yog xa cov khoom zoo rau peb cov neeg siv khoom, tab sis qhov tseem ceeb tshaj plaws yog peb cov kev pabcuam zoo tshaj plaws nrog rau cov nqi sib tw. Cov khoom yuav muab rau thoob plaws lub ntiaj teb no, xws li Europe, Amelikas, Australia, Is Nrias teb, Doha, Cancun, Sacramento .With lub dag zog ua kom pace nrog lub ntiaj teb no tus qauv, peb yuav ib txwm sim ua kom tau raws li cov neeg xav tau. Yog tias koj xav tsim lwm yam khoom tshiab, peb tuaj yeem kho lawv kom haum koj cov kev xav tau. Yog tias koj txaus siab rau ib qho ntawm peb cov khoom thiab cov kev daws teeb meem lossis xav tsim cov khoom tshiab, koj yuav tsum xav tiv tauj peb. Peb tab tom nrhiav rau pem hauv ntej los tsim kev lag luam kev sib raug zoo nrog cov neeg siv khoom thoob plaws ntiaj teb.