Sou Hu Cai Jing·2026-02-06 22:59Group 1 - The core point of the article is that CATL (Contemporary Amperex Technology Co., Limited) has filed an international patent application for a battery-related technology, indicating its ongoing innovation efforts in the battery industry [1][4]. - The patent application is titled "Battery Cell, Battery Device, Power Device, and Processing Method for Battery Cell," with the application number PCT/CN2025/081109, and it is set to be published internationally on February 5, 2026 [1]. - In 2023, CATL has announced a total of 186 international patent applications, which represents an increase of 18.47% compared to the same period last year [4]. Group 2 - In the first half of 2025, CATL invested 10.095 billion yuan in research and development, reflecting a year-on-year increase of 17.48% [4].