Key Words | ffp2 dust mask , disposable dust mask , dust mask industrial use , ce ffp2 mask , dust mask ffp2 , molded dust mask , ffp2 mask disposable ,disposable face mask, dust protective mask , disposable protective mask ,molded protective mask | Applification | Guangdlaser surgery, grinding medicine, construction, mining, textile, disintegration projects, cement, agriculture and animal husbandry, cutting dust, pollutes from heavy metal.ong Province,China |