卫蓝新能源又一固态电池项目封顶！

Core Insights - The article highlights significant progress in the mass production construction project of high-performance solid-state lithium-ion batteries by Weilan New Energy, with the steel structure of the main building successfully topped off [1] - The project is located in DouDian Town, Fangshan District, Beijing, covering a total area of approximately 151.69 acres and a total construction area of about 112,300 square meters, consisting of 12 individual buildings [1] - The first phase of the project, which has a construction area of approximately 42,000 square meters, focuses on semi-solid lithium-ion batteries with an annual planned production capacity of 200 million watt-hours, expected to achieve trial production by 2026 [1] - On September 30, Weilan New Energy announced the completion of its D+ round financing, with strategic investments from Beijing Green Energy and Low Carbon Industry Investment Fund and Beijing New Materials Industry Investment Fund, indicating strong market confidence in the solid-state battery industry and Weilan's future development [1] - Weilan New Energy, established in 2016, is a spin-off from the Institute of Physics of the Chinese Academy of Sciences, specializing in solid-state lithium-ion batteries and recognized as a national-level specialized and innovative small giant and unicorn enterprise [1]