Yangzhou TengLong Polyurethane Co., Ltd.,Yangzhou VOLI Products Ltd.is the company in China mainland to produce Polyurethane (UPR) cables, which has started research and development in PUR cables and spiral cables from the early 1980s.our corporation is specialized in producing polyurethance spiral cable,spring line,pu cable,pu pipe and various plastic pipes and so on. In the design and manufacture cable of mobile equipment and factory production line with control cables.And we according to your special requirements for your special design and production of various specifications of the products!