Material: Stainless steel,iron,brass Our company is a comprehensive exclusive enterprise integrating research, production, and sales of stand components. We have 2 branch factories, 5 workshops. Our products involve common steel, medium carbon steel, high strength copper, stainless steel or other materials-made fasteners including screw bolts, nuts, screws, square nuts, weld nuts and various non-standard nuts etc; Various washer, retainer ring, axis pin, resilient pin, cylindrical pin & key; Over 1000 categories of various national standard, non-standard, standard parts as air core, half core, solid copper, iron, aluminum rivets, we have been OEM suppliers for dozens of domestic top brands, over 20 joint ventures and foreign companies. Our export occupies 25% of the whole output. And our products won great praise from customers.