Bluestar (Hangzhou) Membrane Industries Co, Ltd, subsided to China National Bluestar (Group) Co, Ltd (which is attached to the Global 500 enterprise China National Chemical corporation). BHM has a science and technique creating team directed by the academician Gao congkai, which devoted to the development, production and application of liquid separation membrane, to make BHM to be the most advanced word famous brand.Relying on the technique support from National Liquid Separation Membrane research center, based on the scientific research achievements by National Key R&D Program, BHM has absolutely mastered the core manufacturing technique of reverse osmosis (RO) membrane, nanofiltration(NF) membrane, and ultrafiltrarion(UF) membrane, formed a series membrane product. BHM introduced an automatic dry membrane production line that can reach five million square meters per year, realized the fully upgrade of manufacturing technique and product performance. The brand NAVIBLUE membrane has seen a wide range of application in the area of industrial water treatment, drinking water purification, seawater desalination, waste water recycling, materials concentrating etc, are very popular around the world.