HEPA composite filter material is based on aggregate non-woven fabric and melt-blown fabric. The product has the characteristics of low resistance and high efficiency, high air permeability, high strength, high stiffness, etc., and is widely used in the air purification industry. It is the filter screen for air conditioners, air purifiers, fresh air systems, and automotive air filters. The performance meets the F7-H14 level. Products accept special customization to meet the various needs of different customers in the global market.