Founded in 2005 Hangzhou Hualv Technology Supply Chain Co. Ltd. belongs to Haina Group , is an national high-tech enterprise engaged in the manufacturing , research and development of Reverse Osmosis, Nanofiltration membrane elements, who has the core technology of membrane flat sheet manufacturing also. After nearly 20 years of continuous innovation, Haina has developed more than 200 specifications of membrane products, we had obtained IS09001 and 14001 system certification, with NSF, RoHS, REACHSVHC and other standards, exported to many countries and regions in the world.

      Haina is an international sourcing group with diversified culture, we have sales offices and agents in different countries, through our international network,we offer a wide range of water treatment related products including systems and components for commercial, industrial and residential with high and stable quality . One-stop supply is avaliable to offer a better service to our customers ,save your time and cost from the consolidation in our company .