Filter Cartridge, Capsule Filter, High Flow Filter Cartridge manufacturer / supplier in China, offering Manufacturer 0.5-100micron PP Filter Element for RO Prefiltration Water Treatment, 0.22/0.45 Micron Double Layers Pes Membrane Micro Pleated Sterilization Filtration Filter Cartridge, FDA Highly Asymmetric Pes Pleated Filter Cartridge 0.22 Micron 10/20/30/40" and so on.