Our company was established in Shanghai in 1999, invested by Hongkong Chanitex International Group Co., Ltd, we are an exclusive owned enterprise by this Group. As the leading and the largest RO system manufacturer in Chinese mainland, we have a 33,000 square meters workshop in the Mingbei Industrial Estate of Shanghai. We manufacture all the RO spare parts such as valves, solenoids, pumps, transformers, tanks, etc. The products we manufacture include: Residential RO systems, Industrial RO ...