Group 1 - Solid-state batteries are considered a key technology direction for the next generation of lithium batteries due to their high safety and energy density [1] - Several A-share listed companies, including Better Energy Materials Group, Xian Dao Intelligent Equipment, and Guoxuan High-Tech, have disclosed their progress in the solid-state battery field during investor interactions since September [1] - Xian Dao Intelligent has established equipment cooperation with multiple leading domestic and international companies, successfully delivering core equipment for solid-state batteries and mass production line solutions [1] Group 2 - Guoxuan High-Tech has completed its first solid-state battery pilot line, achieving a yield rate of 90% for its "Jinshi" solid-state battery, and has initiated the design of a 2GWh production line [2] - The rapid progress in solid-state battery industrialization is closely related to the emphasis on technological innovation by upstream and downstream companies, which will establish a solid foundation for future competition [2] - Major companies in the new energy sector have significantly increased their R&D investments, with BYD, SAIC Motor, and CATL spending 30.88 billion, 10.17 billion, and 10.09 billion respectively in the first half of the year [2] Group 3 - Guoxuan High-Tech's R&D investment in the first half of 2025 reached 1.382 billion, a 13.34% increase year-on-year, with new products launched including the GY solid-state battery and "Jinshi" solid-state battery [3] - Better Energy's R&D expenditure was 401 million, a 27.30% increase year-on-year, with the release of material solutions for solid-state batteries [3] - The global solid-state battery industry is entering a phase of accelerated industrialization, with Chinese companies expected to establish a leading advantage in the global competition [3]