美股三大指数集体高开，谷歌涨近4%

Group 1: Market Performance - The US stock market opened higher with the Dow Jones up 0.19%, S&P 500 up 0.60%, and Nasdaq up 1.00% [1] - Google shares opened up over 3.7%, reaching a new all-time high, driven by the increasing popularity of its AI product Gemini [1] - Chinese concept stocks saw mixed performance, with Bilibili up over 6%, Baidu up over 5%, and Alibaba up over 4%, while NetEase Youdao, Tuniu, and Xinyou experienced declines [1] Group 2: Company Developments - Elon Musk announced he will be "deeply involved" in Tesla's AI chip design, aiming to produce a new chip annually [2] - Meta Platforms (formerly Facebook) reportedly concealed internal research indicating that a temporary halt in using its platform could improve users' mental health, leading to the termination of the study [3] - Saudi Aramco is considering its largest asset sale to date to raise billions of dollars, including potential sales of shares or leasing oil terminals [4] - Hesai Technology launched its self-developed RISC-V based high-performance lidar control chip, Fermi C500, during a technology open day event [5] - WeRide announced a 144.3% year-on-year increase in total revenue for Q3 2025, reaching RMB 171 million (approximately $24 million), attributed to fleet expansion and service penetration [6]