KeenSen Technology Co., Ltd.,established in 2008,is specialized in the R&D of Reverse Osmosis (RO) and Nanfiltration (NF) membrane rolled by aromatic polyamide membrane sheet with US technology. Keensen has introduced the separation membrane technology and auto-production lines from US. It has the annual output capability of above 3,000,000 square meters of membrane sheets and above100,000 pieces of various models membrane elements which meet certification of ISO9001 and get standards of NSF58. Keensen products have been widely applied to different engineering projects in worldwide and enjoyed the good reputation in global markets. KeenSen Membranes are exported to over 30 countries throughout the world!