Core Viewpoint - The solid-state battery industry is experiencing significant growth, with production expected to reach 5.1 GWh in 2024 and 29.2 GWh by 2028, driven by technological advancements and the demand for sustainable energy solutions [1]. Solid-State Battery Technology Latest Developments - The engineering challenges of all-solid-state batteries include high interfacial resistance and sensitivity to air and moisture, with strategies such as controlling particle size and surface coating being explored to enhance performance [5][7]. - The industry trend is shifting towards solid-state batteries, which require external stress to address interfacial contact issues, and the adoption of soft-pack structures is recommended to avoid mechanical failures [7]. - Innovations in materials include the development of lithium-rich manganese-based cathodes and silicon-based anodes, with companies achieving significant production capabilities [9][11]. - Sulfide solid electrolytes have seen advancements, with companies achieving production scales of over 100 kg and plans for larger production lines by 2025 [13][15]. Solid-State Battery Processing Innovations - Companies are addressing technical challenges such as interfacial resistance and compatibility with conventional materials through various innovative processing techniques [23][25][27]. Market Application Prospects - Solid-state batteries are expected to have broad applications in power and energy storage sectors, with potential mass production starting in 2027 [29]. - In consumer electronics and low-altitude aircraft, solid-state batteries are favored for their lightweight and high energy density, making them suitable for drones and safety-critical devices [31]. Solid-State Battery Industry Chain Development - The localization of key materials is accelerating, with companies focusing on the industrialization of high-purity lithium sulfide for solid electrolyte production [33]. - Collaboration between enterprises and academic institutions is deepening, enhancing the development of materials for solid-state batteries [35]. Future Outlook and Challenges - Continuous innovation in solid-state battery technology is crucial for commercial application, with expectations for improvements in energy density, safety, and cycle life [38]. - The collaborative development of the solid-state battery industry chain is essential for its healthy growth, requiring coordination across all production stages [39]. - Challenges such as high material costs and complex production processes remain, with experts suggesting strategies like enhancing basic research and optimizing production methods to address these issues [40]. Conclusion - The successful forum highlighted the importance of collaboration and innovation in the solid-state battery sector, indicating a promising future for this technology in energy storage applications [44].