Hangzhou Beidouxing Membrane Co., Ltd. was invested and established by Development Center of Water Treatment, SOA, Hangzhou. It is one of the few Hi-tech enterprises which can research, develop and produce high-performance membrane elements by themselves. According to advanced technologies and over 30 years of experience from the center, the company imported advanced facilities to produce and roll membrane, engaging in the research, development and promotion of membrane elements, for the following filtration : Reverse Osmosis(RO), Nanofiltration (NF), Utrafilration(UF), and Microfiltration (MF). This project has been listed in the special plans which is put priority on the development for the industrialization of high and new technology by National Plan Management Committee. The elements are widely applied to Boilers, Food and Beverage , Desalination of sea water, Pharmacy, Electronic and Petrochemical industries. The company will devoto itself to the development of national membrane *****-mail:*****