红旗全固态电池样车下线，能量密度380Wh/kg

Core Viewpoint - The first prototype of the Hongqi all-solid-state battery developed by China FAW has successfully rolled off the production line and is entering the vehicle testing phase [1] Group 1: Battery Technology Development - The Hongqi all-solid-state battery features a 66Ah cell that has passed extreme thermal abuse testing at 200°C, with a sulfide electrolyte ionic conductivity exceeding 10mS/cm and an energy density of 380Wh/kg, significantly surpassing current mainstream liquid lithium batteries [1] - The project took 470 days and achieved breakthroughs in key technology areas such as sulfide electrolyte, high-pressure module packaging, and system lightweight integration [1] Group 2: Research and Development Investment - China FAW began its all-solid-state battery research in 2014 and developed its first solid-state battery module to VDA size standards in 2019 [1] - The average annual increase in R&D investment over the past three years is 8.6%, with key support from Jilin Province expected in 2025 through a "challenge and lead" mechanism to advance the development of 400Wh/kg all-solid-state battery technology [1] Group 3: Future Plans and Production Goals - In 2026, the focus will be on testing the reliability of the battery system under various working conditions, with plans for small-scale production by the end of 2027 and large-scale production technology reserves by 2030, aiming to reduce costs by over 50% [1]