高工锂电·2025-09-16 10:55Core Viewpoint - The solid-state battery industry is advancing with significant developments in both domestic and international markets, but challenges remain in mass production and commercialization due to material stability, process maturity, and cost competitiveness [2][4][11]. Group 1: Domestic Developments - EVE Energy's "Longquan No. 2" solid-state battery line has successfully produced a 10Ah cell with an energy density of 300Wh/kg and a volume energy density of 700Wh/L, targeting high-end applications like humanoid robots and AI [4][5]. - Guoxuan High-Tech's "Jinshi Battery" is in trial production with a yield rate of 90%, achieving an energy density of 350Wh/kg, enabling a single charge range of up to 1000 kilometers [7]. - Honeycomb Energy plans to start mass production of its first-generation semi-solid-state battery by November, aiming to supply BMW's next-generation MINI models [3][8]. Group 2: International Innovations - QuantumScape demonstrated its solid-state lithium-metal battery in an electric motorcycle at the Munich Auto Show, achieving an energy density of 844Wh/L and fast charging capabilities [11]. - Rimac showcased a next-generation solid-state battery that can charge from 10% to 80% in just 6.5 minutes, even in low temperatures, while being significantly lighter than current mainstream batteries [12]. - Mercedes-Benz's solid-state battery in the EQS test vehicle achieved a real-world range of 1205 kilometers, surpassing the lithium-ion version's range of approximately 774 kilometers [14]. Group 3: Equipment and Manufacturing Advances - Various companies are developing flexible production equipment that can accommodate both solid-state and liquid batteries, enhancing production efficiency and reducing costs [16][18][26]. - Li Yuan Heng has delivered its first complete line for sulfide solid-state batteries, marking a significant breakthrough in solid-state battery manufacturing [21]. - Nako Nor's dry film forming technology significantly reduces energy consumption and costs while improving the density of battery electrodes [25][26].