KaiDeFei Fluid Technology ( BeiJing ) Co.,Ltd ,at the present, manufactures three product lines of its distinctive, high-purity, granulated media : KaiDeFfei metal media series, KDF crystal body scale inhibitor and KDF activated carbon series, among them the metal media series is at the international advantage level, KaiDeFei Fluid Technology (BeiJing) Co.,Ltd. is the first one researching and producing metal electrochemical media in China, stopping a gap of the domestic production in this area. Just in several years, the KaiDeFei multi metal filter medium was widely used in a large number of high-level water purification machines, water treatment equipment manufacturers and industrial wastewater treatment system