Shagang Group subordinate Dongbei Special Steel Group Co., LTD. has the largest domestic special group of smelting furnace, always adhere to the philosophy of "Advanced Technology, Rare product, Fine Quality, Keep researching and developing" to lead the development of China's alloy material industry; widely services in the aerospace, national defense war industry, ships, nuclear industry, electric locomotive, precision electronics, petrochemical and other key areas, it has been widely used in aerospace field particularly, it’s China's largest aviation materials suppliers for national key projects such as rockets, space shuttle, and the moon exploration with the key material.