Langfang Defiman Filtration Equipment Co., Ltd. is a company specializing in the production of replacement filter elements, hydraulic oil filters, precision filters, air filters, water filter series, air compressor three filters, and other filter elements. The company has strong strength, advanced production equipment, complete process technology and testing facilities.Through our own digestion and absorption of imported filtration product technologies, we have achieved localized production of well-known brand filter elements. The quality has reached the domestic advanced level and has been well received by users. Now it has been widely used in the power industry, chemical industry, coal, water and so on. Dealing with industries and domestic research institutes. Welcome new and old customers to negotiate and order.