Shagang group subordinate northeast special steel group co., LTD., has the largest domestic special smelting furnace group, always adhere to the "high, fine, sharp, strange, difficult, lack, special, new" product development concept leading the development of alloy materials in China, with "three high" products as the core, widely serve the aerospace, defense, ships, nuclear industry, electric locomotive, precision electronics, petrochemical and other key areas, especially in the field of aerospace, for the rocket, spacecraft and lunar exploration engineering and other national key projects provide key materials.