Shandong Yingyi is one of the leading manufactories with ISO 9001 certificate who is specializing in manufacturing & exporting various kinds of steel pipes, steel plate, steel coil, round bar, flat bar, angle bar, H beam and other steel products in China. We owned the complete production technique and related equipment. Meanwhile,we have reached the production technique's completeness and systematicness at the modern steel industry. The company's annual sales amount is more than 100 million yuan.