晨化股份：公司聚醚胺产品已广泛应用于风力发电、纺织印染等领域，暂未有航天航空领域的直接客户

Group 1 - The core viewpoint of the article is that the company's polyether amine products are not currently used in the aerospace sector, despite their applications in various other industries [2][3] - The company has stated that its polyether amine products are widely used in wind power generation, textile printing and dyeing, railway anti-corrosion, bridge and ship waterproofing, oil and shale gas extraction, gasoline cleaning, and water-based coatings [2] - Currently, the company does not have direct customers in the aerospace industry [2]