Explore Our Cutting-Edge Water Treatment Systems for Home and Daily Living. Water Treatment Systems play an indispensable role in safeguarding secure, contaminant-free drinking water for modern households across the globe. At Hangzhou Haina Environmental Protection Technology Co., Ltd., recognized as a national high-tech enterprise founded in 2005, we specialize in manufacturing advanced reverse osmosis and nanofiltration membranes. Operating out of our expansive 36,000-square-meter production facility completed in 2021, we output up to 18 million household membrane elements annually to satisfy growing worldwide demand. Our dedicated research and development teams have successfully innovated over 200 distinct membrane specifications tailored for specialized applications like seawater desalination and advanced pollution control. By prioritizing ultra-low pressure operations and high water efficiency, our systems align seamlessly with global sustainability goals while providing families with uncompromised health protection and long-term purification reliability.