DONG E COUNTY HAO YU TRADING CO.,LTD is located in the West Ring S324 Road, Dong'e County, Liaocheng City, Shandong Province, China, which is specialized in manufacture, scientific research and sales of steel balls. It covers 10000,with asset of 10 Million.We have 150 sets production machine and 20 sets testing equipment, including international advanced cold heading machine,flashing machine, grinding machine,lapping machine,and net belt hardening furnace, especially precise photometric sorter.Hao Yu has passed ISO 9001:2008 & ISO/TS 16949:2009 certification. Our main products are Chrome steel ball,Carbon steel ball,Stainless steel ball,Ceramic ball,Brass ball,Glass ball and so on. They are widely used in Auto bearings, Winding bearing, Household electrical appliances, Steel ball valve, etc.Product marketing network share for all over the country, at the same time actively developing the international market. The products are being exported to Taiwan, Germany, USA, Italy, Japan, Iran, South Korea, India, etc.