Nanning Litree Purifying Technology Co., Ltd. concentrates on the research, development and application of ultra-filtration membranes. We are a high-tech group company integrating the research of water treatment technology, and the manufacture, sales and service of ultra-filtration membranes. LITREE persists in technology innovation, possessing complete self-determination intellectual property in the filter core technology, with 18 patents in ultra-filtration membrane and purifying equipment. We also take charge of projects granted by the Chinese government. LITREE has provided ultra-filtration residential water purifying equipment since 1997. With low working pressure technique and automatic impurity discharge function, LITREE has applied ultra-filtration technology in daily use, solved the secondary pollution problems of tap water, and provided all-around service for every customer.