KAIYUAN SECURITIES·2025-09-07 14:23Investment Rating - The industry investment rating is "Positive" [4] Core Viewpoints - The solid-state battery industry is transitioning from laboratory to mass production validation, with expectations for small batch vehicle testing by the end of 2025 and widespread vehicle testing in 2026-2027. Emerging applications in low-altitude, robotics, and AI are expected to accelerate market growth [25][27][29] Summary by Sections Industry Overview - The solid-state battery index increased by 8.8% from September 1 to September 5, with an average increase of 12.2% for related stocks. Equipment and negative electrode segments saw the highest gains, with increases of 17.6% and 15.4% respectively [2][11][13] Key Developments - Leading companies have made significant advancements: - XianDao Intelligent has successfully established the mass production process for solid-state batteries [30] - Yiwei Lithium Energy's "Longquan No. 2" solid-state battery has been successfully produced, with a production capacity of nearly 500,000 cells annually once fully operational [24][30] - Tianqi Lithium has initiated a pilot project for producing 50 tons of lithium sulfide, achieving a purity of 99.9% and reducing production costs to 60% of the industry average [23][29] Market Dynamics - The market is witnessing increased activity, with notable stock performances: - Top gainers include XianDao Intelligent (+51.5%), Hangke Technology (+49.7%), and Yiwei Lithium Energy (+36.4%) [17][26] - The overall trading volume has significantly increased, with a daily average of 995 billion yuan, up 54.6% from the previous week [12] Strategic Collaborations - Huineng Technology has partnered with France's CEA to develop the world's first "replaceable" solid-state battery module, which will be showcased at the Munich Auto Show [28] - The Ministry of Industry and Information Technology has released a plan to guide the orderly layout of the lithium battery industry, supporting foundational research in solid-state batteries [27] Investment Recommendations - Recommended stocks include: - For equipment: XianDao Intelligent, Honggong Technology, and DeLong Laser - For batteries: Guoxuan High-Tech, Zhuhai Guanyu, and Puli Te - For positive electrodes and electrolytes: Xiamen Tungsten, Rongbai Technology, and Haichen Pharmaceutical [25][30]