楚江新材：子公司天鸟高新生产的喷管、喉衬纤维预制体等产品，可应用于航天航空领域

Group 1 - The company Chujian New Materials (002171.SZ) confirmed that its subsidiary Tian Niao High-tech produces fiber preforms for rocket engine nozzles, which are used in the Long March series rockets [2] - The products manufactured by Tian Niao High-tech are characterized by high temperature resistance, corrosion resistance, and lightweight properties, making them suitable for aerospace applications [2]