Liong International Manufacturing Limited (LIONG) is a modern enterprise engaged in the manufacturing and marketing of water treatment equipment, relative components and chemicals. It is with office in Hong Kong and factory in the mainland of China. Zhejiang Yuquan Environmental Technology Engineering Co., Ltd, the member of China Membrane Industry Association is one of the main factories of LIONG, It is the earliest researcher and professional manufacturer of all sorts of industrial water treatment and sewage water treatment equipment. Having decades of experience in manufacturing and marketing water treatment equipment, LIONG has strong technical performance of refining brine solution, cassava sugar desalination, silk protein desalination, pharmaceuticals desalination, whey desalination, seawater desalination and the solution of electroplating wastewater and printing and dyeing wastewater. Our high quality automatic pretreatment machine, active carbon filter system, reverse osmosis devices, electrodialysis devices, ultra filtration devices, ion exchanger, softener, EDI and other water treatment equipment have been widely used in electronics, electric power, petroleum, chemical, electroplating, printing and dyeing, medicine, food, beverage and other various industries.