Group 1 - The core point of the article is the official release of the 2025 Tengshi D9 OTA smart upgrade, which achieves seamless integration between mobile devices and the vehicle system, specifically designed for the seven-seat version [1] - The OTA upgrade optimizes the navigation assistance features, enhancing traffic efficiency with the ability to intelligently adjust vehicle speed based on real-time traffic conditions [1] - New features include a dual-mode lane change style adjustment and improvements in lane cruise assistance for merging, traffic light recognition, and obstacle avoidance, making complex traffic situations smoother [1][2] Group 2 - The parking assistance now includes a new offset parking feature with three style options: "left offset," "right offset," and "centered" [2] - The hand-car interconnection feature is highlighted, expanding mobile application integration with the vehicle, allowing seamless navigation and application continuity [2] - The intelligent voice interaction has been upgraded to recognize ten dialects, including Sichuan dialect, Cantonese, Shandong dialect, and Henan dialect [2] Group 3 - Additional upgrades include automatic sliding door closure when locking the vehicle and enhancements to the mobile UWB key experience and compatibility [3]