Chengdu Xuguang Electronics (600353.SH) stated on the investor interactive platform that aluminum nitride, as an advanced basic material, is one of the "neck-holding" materials strongly supported by the country's development. During the 13th and 14th five-year periods, it was consecutively included in the first batch of application demonstration guidance catalogs for key new materials released by the Ministry of Industry and Information Technology. The material has comprehensive advantages such as high thermal conductivity, excellent insulation properties, and chemical stability. It has demonstrated its wide applicability and excellent performance in thermal management in multiple application fields, and has become an ideal material for the packaging substrates of integrated circuits and high-power electronic devices, heat dissipation substrates, PCB boards, and other applications. At present, the company has achieved mass production of aluminum nitride powder, and its quality and production scale have reached the leading domestic level; in terms of aluminum nitride products, including aluminum nitride substrates, high-temperature co-fired ceramics (HTCC), and structural components, it has been verified by hundreds of domestic and foreign companies and has begun mass supply.