Water treatment technologies have evolved significantly over the past two decades, and Hangzhou Haina Environmental Protection Technology Co., Ltd. has been a pivotal player in this global transformation. Established in 2005, Haina has developed a robust, comprehensive portfolio of membrane products specifically designed to address diverse water quality challenges across various industrial sectors. Our advanced manufacturing processes utilize cutting-edge technology to produce high-performance reverse osmosis and nanofiltration membranes. These technologies are critical in applications ranging from heavy industrial wastewater treatment to municipal drinking water supply systems. Our strict adherence to international quality standards such as ISO 9001 and ISO 14001 ensures that our products are not only exceptionally effective but also environmentally friendly and sustainable. With an expansive production base covering 36,000 square meters, we are fully equipped to meet the growing international demand for high-quality membrane solutions, exporting reliable products to numerous countries worldwide. By focusing intensely on continuous technological innovation and customer-centric engineering solutions, Haina remains deeply committed to making global water clearer, safer, and more accessible for all communities.