Core Viewpoint - BYD has filed an international patent application for a technology related to "extreme core, battery, battery pack, and electrical equipment," indicating its ongoing innovation efforts in the battery sector [1] Group 1: Patent Application - The patent application number is PCT/CN2025/075814, with an international publication date set for March 5, 2026 [1] - This marks a significant step in BYD's commitment to expanding its intellectual property portfolio [1] Group 2: R&D Investment - In 2025, BYD has announced a total of 455 international patent applications, representing a 461.73% increase compared to the same period last year [1] - The company invested 29.596 billion yuan in research and development in the first half of 2025, which is a year-on-year increase of 50.84% [1]