Shanghai YIOU industry&trading Co,.Ltd. is one special manufacture of hardware products (forging, casting, die-casting, punching, lathing, milling, Precision-pipe, Bolt, Nut, Screw). As special service we also provide you price information about products or OEM-production costs in China. This service is free of charge and no obligation because we think it's valuable to get ready for the future together with you.We also exporter measuring & cutting tools, machine accessories including all hand tools & hardware valves & pump and solar products.