固态电池行业专题报告：锂电终局技术，产业加速落地

Investment Rating - The report maintains a "Recommended" investment rating for the solid-state battery industry, highlighting its potential as the ultimate technology for lithium batteries [10]. Core Insights - Solid-state batteries are expected to become the definitive choice for lithium battery technology due to their high safety and energy density, addressing critical issues in the current battery landscape [6][17]. - The industry is witnessing accelerated commercialization driven by various stakeholders, including domestic and international companies, with significant advancements in solid-state battery technology [7][36]. - The transition to solid-state batteries will lead to an upgrade in the materials system, creating new investment opportunities in related materials [8]. Summary by Sections 1. Lithium Battery Technology Evolution - Solid-state batteries are seen as a necessary evolution in lithium battery technology, offering enhanced safety and energy density compared to traditional liquid batteries [17]. - The current challenges include high manufacturing costs and poor conductivity at solid-solid interfaces, which hinder large-scale commercialization [7][19]. 2. Material System Innovation - The shift to solid-state batteries will drive upgrades in the materials system, including solid electrolytes, cathode and anode materials, porous copper foil, and aluminum-plastic films [8]. - Solid electrolytes will replace liquid electrolytes, with materials like zirconium and lithium sulfide expected to benefit from this transition [8][28]. 3. Industry Rating and Investment Strategy - The solid-state battery industry is expected to accelerate, with a focus on companies such as CATL, Dingsheng Technology, Shanghai Xiba, Jinlongyu, Sanxiang New Materials, and Dongfang Zirconium [10][36]. - The report emphasizes the importance of monitoring the performance and R&D progress of recommended companies to capitalize on potential growth in the solid-state battery sector [10].