YOULI HOLDING GROUP CO., LTD, was established in 1988, the first large enterprise in China produces piping series of PVC-C(Chlorinated Polyvinyl Chloride), basing on large investment scale, high technology, high level enterprise management, excellent credit standing of business concept, and importing world-class facilities Kraussmaffei from German, and complete sets of measuring technology and instrument. YOULI products fully covered with PVC-C and PVC-U of piping, fittings, valves, sheet, and stuff, of which are franchising authorized by Lubrizol material supplier in USA, including FLOWGUARD (used in residential cold and hot water supply systems), COZAN (used in industrial piping), and BLAZEMASTER (used in fire protection system).YOULI owned Independent Intellectual Property Rights, and famous trademarked in Zhejiang.