Using effectively absorbent electret filter material to form super-fine melt blown fiber, our face masks

materials are applicable in different air cleaning states (Class A/B/C/D) in accordance with National Standard

(GB/T32610-2016). It can filter and absorb substances like PM2.5, fog and haze, bacterial, automobile

exhaust, ultraviolet ray, fine dust, oil molecules, and pollen, etc. The face mask materials are featured with leak

free, foldable, and easy to store, economical and durable, and easy to carry.