抚顺特钢(600399.SH)：公司是航空航天等高科技领域特殊钢新材料的研发、生产基地

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