Xin Lang Cai Jing·2025-09-13 07:36Core Viewpoint - The recent surge in the A-share market related to solid-state battery concepts reflects strong investor confidence in the development of the solid-state battery industry chain, driven by some experimental products reaching the market [2][3]. Industry Overview - The solid-state battery index has risen by 16.69% in the last 20 days and over 50% year-to-date [2]. - Companies involved in solid-state battery technology, materials, and equipment have seen significant stock price increases, with Shanghai Xiba's stock rising over 40% since September [2]. - Leading manufacturers like EVE Energy and Guoxuan High-Tech have made notable advancements, including the establishment of production bases and the development of experimental lines [3]. Technological Developments - Solid-state batteries are categorized based on electrolyte content: semi-solid (5%-10%), quasi-solid (less than 5%), and all-solid [4]. - All-solid batteries are expected to offer significant improvements in energy density, safety, and lifespan compared to traditional liquid electrolyte batteries [4]. - Current industry consensus suggests that large-scale commercial use of solid-state batteries may not occur until around 2030 [8]. Competitive Landscape - Domestic battery manufacturers face intense competition from established players like CATL and BYD, which dominate the liquid battery market [5][6]. - Many second and third-tier manufacturers are actively disclosing advancements in solid-state battery technology, while leading companies remain relatively low-key [6]. - International competitors, such as Volkswagen and Mercedes-Benz, are also advancing in solid-state battery technology, with plans for mass production by 2030 [8][9]. Future Projections - Major companies have set timelines for solid-state battery production, with CATL and BYD aiming for small-scale production by 2027 and larger-scale production by 2030 [7]. - The cost of solid-state batteries remains a significant hurdle, with concerns that consumer prices may not be competitive until at least 2030 [8]. - Despite the challenges, China's overall advantage in battery technology is expected to lead the way in the commercialization of solid-state batteries [9].