光威复材：目前公司是我国航天卫星用碳纤维的核心供应商

Core Viewpoint - The company Guangwei Composites (300699.SZ) has successfully developed advanced carbon fiber products, establishing itself as a key supplier in China's aerospace satellite industry [1] Group 1: Product Development - In 2014, the company successfully developed M40J grade carbon fiber [1] - In 2018, the company developed M55J grade carbon fiber, which is part of a national 863 project [1] - The M55J grade fiber achieved domestic substitution and mature application in 2021, leading to mass production [1] Group 2: Industry Position - The company's business primarily involves collaboration with domestic satellite-related institutions and companies within the satellite manufacturing supply chain [1] - Guangwei Composites is recognized as a core supplier of carbon fiber for aerospace satellites in China [1] - The company is expected to receive the title of "Manufacturing Industry Single Champion" from the Ministry of Industry and Information Technology by December 2025 for its "high-strength and high-modulus carbon fiber for aerospace use" [1]