HYDRANAUTICS was founded in 1963 and is headquartered in Oceanside, California, USA. Has 15, 000 square meters of research and development and production base. Since 1970 into the reverse osmosis water treatment field, always adhere to the pursuit of advanced membrane technology, higher product quality and perfect after-sales service, gradually become the world's reverse osmosis and nanofiltration membrane element of one of the suppliers. In 1987, the United States Hyde to the company officially joined NITTO electrical group (NITTO DENKO CORPORATION), become NITTO electrical one group, a wholly owned subsidiary in the United States. Main applications of reverse osmosis membrane products of hynen are: seawater desalination, brine water desalination; For industrial pure water, boiler supply water manufacturing; Used for drinking water, municipal water supply, drainage and reclaimed water treatment; Used for cooling circulating water, industrial and municipal sewage treatment;