Shanghai Zhongzhu Import & Export Co., Ltd is a professional company on exporting high strength bolts, nuts and washers.

     The main products have been widely used in railway, highway, bridge, subway, wind-power, fine-power, water-power, nuclear-power station, high building, wide factory workshop, stadium and other steel structures.

     We provide high strength bolts with the diameters from M10-M100, and the nuts with the diameters from M16~M48 according to China, ISO, Japan, America, British, German standards and also non-standards products with various mechanical properties. We also exported our products to more than thirty countries and areas, such as Illinois Electricity Station in American, Pakistan’s Electricity Transmission Project, the steel bridge in Burma, the power station in Iran, 110KV Electricity Transmission in Sudan, Wind Power Station in Spain.

     We pay great attention to quality control and our products have been approved by GB/T19002-ISO9002 quality control system. We’ll serve our customers with better products and better services.