抚顺特钢：高温合金、特冶不锈钢等产品已经在航空航天领域上得到了广泛应用

Group 1 - The company, Fushun Special Steel (600399.SH), is involved in the research and production of special steel new materials for high-tech fields such as aerospace [2] - Products like high-temperature alloys and special stainless steel have been widely applied in the aerospace sector [2]