Group 1 - The core viewpoint of the article highlights that Chujiang New Materials' subsidiary, Tian Niao High-tech, is a major player in the domestic carbon fiber prepreg development and manufacturing sector, producing products suitable for aerospace applications [2] Group 2 - Tian Niao High-tech's products, such as spray tubes and throat liners, are characterized by high-temperature resistance, corrosion resistance, and lightweight properties, making them ideal for the aerospace industry [2]

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]