About Us

Hangzhou Haina Environmental Protection Technology Co., Ltd， founded in 2005, is a national high-tech enterprise engaged in engaged in the research, development, manufacturing and service of reverse osmosis, nanofiltration membrane elements, which has the core technology of membrane flat sheet manufacturing. Since its establishment, it has formed deep strategic cooperation with many fortune 500 enterprises which are famous in the US, Japan and Korea, and maintained long-term close cooperative relations with domestic first-line brand companies.

The company headquarters is adjacent to the world cultural heritage "Liangzhu Ancient City Site". In 2021, the new production base had been completed.

The first phase covers an area of 51 mu, with a construction area of 36,000 square meters, with an annual output of 15 million square meters of membrane flat sheet, 200,000 industrial 8040 membrane elements, and 18 million household membrane elements. After nearly 20 years of continuous innovation, Haina has developed more than 200 specifications of membrane products, including seawater desalination membrane, OC special membrane, antipollution membrane, nanofiltration membrane, high water efficiency membrane, ultra-low pressure membrane and so on. The enterprise has obtained ISO 9001 and 14001 system certification, the products are in accordance with NSF, RoHS, REACH, SVHC and other standards, exported to many countries and regions.