How about Ovi ro film?

The reverse osmosis membrane products of Aowei Technology have passed ISO9001, US WQA and NSF-58 certification, and are exported to Europe, Russia, India, Vietnam, Indonesia and other countries and regions, and have worldwide Complete sales network and fixed customer base.

Aowei Technology has completed independent research and development and large-scale manufacturing of the full-process production line from equipment design, formulation process to component development. Product quality and technical level are at the forefront of the industry, and have been widely used in drinking pure water. , food and beverage, medical pharmaceuticals, municipal water supply treatment, industrial high-purity water, boiler feed water, seawater desalination, ultrapure water for the electronics industry, wastewater treatment and reuse, and material concentration and purification.