Reverse Osmosis Membrane Element, RO Membrane, Water Treatment Reverse Osmosis System manufacturer / supplier in China, offering Proshare NF98 Series PRO-8040 (8Inch) Nanofiltration (NF) Membrane Element for Industry Materials Separation and Water Treatment Filtration System, Proshare Bw-8040 (8Inch) Brackish Water Reserve Osmosis Membrane (RO) Element, Advance and High Quality Filter Part for Water Treatment System, Stable Salt Rejection RO Membrane Bw-8040/4040 for Brackish Water and so on.