吉利开放电池底部安全专利集，自主品牌打响技术开源战

Group 1 - Leading domestic brands are transitioning from standard executors to rule makers in the automotive industry [1][2] - Geely announced the opening of its battery bottom safety patent set to the industry, emphasizing safety as a core value [1][3] - The new national standard for electric vehicle battery safety was approved, with Geely being a participant in the development of the bottom impact testing standard [2] Group 2 - The automotive industry is witnessing a technology open-source battle among leading brands, with BYD and Chery also announcing their technology sharing initiatives [1][2] - Geely's full-domain safety testing center, which cost 2 billion yuan to build, will support safety validation under extreme conditions [3] - The focus on safety in vehicle manufacturing has intensified, with Geely prioritizing safety and quality in its production processes [3]