A Series Polypropylene Melt-Blown Nonwoven is core and key material of face mask products. High absorbent ability, high removal efficiency and high stability is sourced from Filterek patented process, material formula, facilities and professional managing experiences. High quality FM fit for the standards as GB2626-2019(China), EN14683:2005(Europe), Bacteria Filtration efficiency(BFE), Particle Filtration Efficiency (PFE), and Virus Filtration Efficiency (VFE) all is above 99%. All protective products which material of A series FM fit for EN149, NIOSH42 CFR-84, MOL, KF94 and GB2626 requirement. It is the best choice for various standard products like FFP1, FFP2, N95, N99, R95, DS1, DS2, KN90, KN95, KN99.