... /16,40/16,40/16S,40/20,52/26 DingRun High Quality Self-drilling Anchor Bolt R51N1)Business Type: Manufacture and sale2 ... STEEL PIPES & TUBES, based in Jiangyin city, Yangtze River Delta, China. The factory locates alongside the Xicheng River of Yuecheng Town ... , which is the most developed region in China. Huning highway, Yanjiang highway, Xicheng highway, Xinchang railway run across ...