Shang Hai Zheng Quan Bao·2025-11-19 18:24Group 1 - The solid-state battery industry is currently transitioning from experimental lines to megawatt-hour pilot lines, with over 20 companies actively constructing pilot lines [3][4] - Major companies like EVE Energy and Guoxuan High-Tech have made significant progress in their pilot line construction, with EVE Energy's "Longquan No. 2" solid-state battery expected to be operational by 2025 [3][4] - The pilot stage is crucial for verifying the feasibility of mass production, cost control, and performance stability of solid-state batteries [5][6] Group 2 - The transition from pilot to mass production can take 2 to 5 years, and current solid-state battery costs are 5 to 10 times higher than traditional lithium batteries [5][6] - Challenges in the solid-state battery industry include high material costs, particularly for sulfide electrolytes, which are three times more expensive than traditional production lines [6] - The manufacturing process for solid-state batteries requires specialized equipment and has higher demands for precision and automation compared to traditional lithium batteries [6]