Located in Beijing, China, RisingSun Membrane is a professional manufacturer of microfiltration, ultrafiltration, nanofiltration and reverse osmosis membrane products. We will always focus on the research and development of membranes to meet the stringent filtration needs of our customers. We can supply spiral wound, flat sheet. In addition, we are also actively developing special membranes for sewage treatment, biotechnology fermentation, pharmaceutical intermediates, dyes and e-coating processes.