Peb yuav cog lus rau peb tus kheej kom muab peb cov neeg siv khoom hwm nrog rau cov neeg muab kev pabcuam zoo tshaj plaws rau Face Mask Respirator, Cov Khoom Uas Siv Pov Tseg , Pov Tseg Kev Kho Mob Ntsej Muag , Daim npog qhov ncauj ,Kn95 Ntsej Muag Daim Npog FDA . Nrog lub tuam txhab zoo tshaj plaws thiab cov khoom zoo tshaj plaws, thiab kev lag luam ntawm kev lag luam tawm txawv teb chaws uas muaj kev siv tau thiab kev sib tw, uas yuav muaj kev ntseeg siab thiab txais tos los ntawm nws cov neeg siv khoom thiab ua rau muaj kev xyiv fab rau nws cov neeg ua haujlwm. Cov khoom yuav muab xa mus rau thoob plaws lub ntiaj teb, xws li Europe, Amelikas, Australia, Angola, Nyab Laj, Congo, Portugal .Yog tias koj muab peb cov npe ntawm cov khoom koj xav tau, nrog rau kev ua thiab qauv, peb tuaj yeem xa koj cov lus hais. Thov email rau peb ncaj qha. Peb lub hom phiaj yog los tsim kom muaj kev sib raug zoo ua lag luam mus sij hawm ntev thiab muaj txiaj ntsig zoo nrog cov neeg siv khoom hauv tsev thiab txawv teb chaws. Peb tos ntsoov yuav tau txais koj cov lus teb sai sai.