总投资400亿，厦门高性能锂电池基地项目进入钢结构施工阶段

Group 1 - The article discusses the upcoming 2025 Lithium Battery Industry Annual Conference and the Lithium Battery Golden Tripod Award Ceremony, scheduled for December 18-19, 2025, in Shenzhen, focusing on new cycles, technologies, and ecosystems in the lithium battery sector [3][4]. - The event is expected to attract over 1,200 offline participants and 30,000 online viewers, indicating significant interest and engagement in the lithium battery industry [3]. - The first batch of sponsors and speakers includes prominent companies such as Haicheng Energy, Rongjie Energy, and Ganfeng Lithium, showcasing the industry's key players [3]. Group 2 - The Xiamen High-Performance Lithium Battery Base project, with a total investment of 40 billion yuan, is a major initiative aimed at enhancing the new energy industry in Xiamen, covering an area of approximately 1.039 million square meters [4]. - The project includes the construction of six high-performance lithium battery production line factories, warehouses, and various supporting facilities, with the main construction expected to be completed by the end of this year [4]. - The project is set to reach significant milestones, including the topping out of the battery cell factory by the end of this year and the completion of equipment installation by April next year [4].