Nanning Litree Purifying Technology Co., ***** 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. We own the world&＃039;s largest production base of membrane built in hainan, with an annual output of 3 million square meters of high-quality membrane. With low working pressure technique and automatic impurity discharge function, We have become the first choice of residents in China. Coopertating with WAL-MART and SAM&＃039;S CLUB in china expedite our promotion of home style water filters. Over500 foreign companies are using our products at present, including 16 companies of top 500 multinational companies of the world, such as Coca Cola, MacDonald&＃039;s and Toyota. We also take charge of projects granted by the Chinese government. LITREE ultra-filtration membrane modules also have been used in about twenty small tap water factories in Japan for two years. All the tests and applications prove that ultra-filtration is a kind of economic, stable, effective and easy-using way for tap water treatment. We warmly welcome you to cooporate with us sincerely