经济观察报·2025-09-10 09:17Core Viewpoint - The Chinese solid-state battery industry is transitioning from laboratory validation to industrialization, with several companies achieving mass production or vehicle application in semi-solid-state batteries, while research and pilot testing for all-solid-state batteries are accelerating [1][5]. Industry Overview - The solid-state battery concept has gained traction, with the Wind Solid-State Battery Index rising over 11% since September. Notable stock performances include a 60% increase for Xian Dao Intelligent and over 30% for companies like Shanghai Xiba and Tian Ci Materials [2]. - The Ministry of Industry and Information Technology and the State Administration for Market Regulation have issued a plan to support foundational research in solid-state batteries through key national R&D programs [2]. - Market data indicates that leading equipment companies have reported new signed and backlog orders exceeding 30 billion yuan, with year-on-year growth rates of 70% to 80% [2][3]. Technological Developments - The lithium battery industry is entering a structural recovery phase, with a surge in demand for new technologies such as solid-state batteries and high-voltage lithium iron phosphate [3]. - Major battery manufacturers are investing heavily in solid-state battery production, with CATL planning 10-15 GWh capacity by 2025 and BYD focusing on sulfide routes for new platforms by 2026 [3][4]. Vehicle Manufacturers' Progress - Dongfeng Motor has implemented semi-solid-state battery installations and is set to mass-produce solid-state batteries with energy densities of 350 Wh/kg [4]. - SAIC Motor's MG4 model has integrated semi-solid-state batteries, while GAC Group is developing solid-state batteries with energy densities exceeding 350 Wh/kg, expected to be installed in vehicles by 2026 [4]. Market Challenges - Concerns have been raised regarding the lack of ideal solid electrolyte materials, leading to significant uncertainties in technology routes. Many companies are opting for semi-solid-state batteries as a transitional solution, which may hinder the development of all-solid-state battery technologies [5]. - The industry faces challenges in collaboration and policy direction, with a need for enhanced foundational research and coordinated breakthroughs in key materials and processes to achieve high-quality development in the solid-state battery sector [5].