Guangwei Composites (300699.SZ) stated on the investor interactive platform on September 24 that the company's carbon fiber business includes equipment-related businesses and civil businesses in various fields. Different carbon fibers have different production processes and quality control system differences; equipment carbon fiber business requires rigorous research and development from the project or design stage, long-term application verification through upstream and downstream collaboration, and mass production process rhythm. It has a strong first-mover advantage and high application barriers based on long-term high R&D investment and systematic data accumulation. Currently, the company's T300/T700/T800-grade equipment carbon fiber products based on wet process technology are very mature and are mass-produced in designated scenarios. Leading the industry in the development of higher-level carbon fiber reserve products for potential applications. It is believed that in the foreseeable future, the company's equipment carbon fiber business structure will be relatively stable or even improve; civil domain carbon fiber business includes market-oriented businesses such as civil aircraft, low-altitude equipment with certain rigid demand characteristics, and general industrial applications targeting cost-effectiveness advantages. The company will work with customers to ensure carbon fiber materials in specific areas of cooperation, and will also strive to leverage its own carbon fiber product advantages and upstream and downstream collaboration capabilities to expand and extend businesses in carbon fiber advanced civil fields to prepreg materials and advanced composite component manufacturing, leverage the advantages of the entire industry chain manufacturing, and create better products and services for customers.