Yong Xing Zheng Quan·2025-08-15 14:15Investment Rating - The report maintains an "Accumulate" rating for the solid-state battery equipment industry [4]. Core Insights - Solid-state batteries, utilizing solid electrolytes, are recognized as the most promising new battery technology, addressing the low energy density and safety concerns of current lithium-ion batteries. The industry is expected to exceed 100 billion yuan for all-solid-state batteries and 180 billion yuan for the solid-state battery industry by 2030 [1][33]. - The production processes for solid-state batteries will undergo significant changes, leading to new equipment demands. Key processes include dry electrode preparation, electrolyte transfer coating, and isostatic pressing technology, which will require new production equipment compared to traditional liquid lithium batteries [1][2][38]. Summary by Sections 1. Solid-State Battery: Future Battery Technology Direction - Solid-state batteries replace liquid electrolytes with solid electrolytes, significantly enhancing performance and safety, making them the future direction for power batteries [15][19]. - Solid-state batteries offer high energy density, safety, long cycle life, and a wide operating temperature range, addressing critical issues in current power batteries [20][30]. 2. Technology Iteration and Equipment Development Opportunities - The manufacturing processes for all-solid-state batteries will change, creating new equipment needs. The introduction of new processes and equipment upgrades will significantly increase investment in solid-state battery production lines [2][38]. - The front-end processes will see the introduction of dry electrode and solid electrolyte film preparation equipment, which is more compatible with solid-state batteries [2][41]. - Stacking technology will become mainstream in the mid-process, with isostatic pressing introduced to solve issues related to porosity and insufficient contact [2][54]. - High-pressure formation equipment will be necessary in the later stages to optimize battery performance by enhancing contact area and reducing interface resistance [2][63]. - Soft-pack packaging is highly compatible with solid-state batteries, providing advantages in thermal management and structural stability [2][66]. 3. Investment Recommendations - The report suggests focusing on companies involved in solid-state battery equipment, including Naconor, Honggong Technology, Mannester, Liyuanheng, Xianhui Technology, Xinyuren, Xiandai Intelligent, Hangke Technology, Yinghe Technology, Lianying Laser, and Haimeixing [3].