Shang Hai Zheng Quan Bao·2026-01-13 02:13Group 1 - The A-share major indices opened mixed on January 13, with the Shanghai Composite, Shenzhen Component, and ChiNext Index slightly down, while the Sci-Tech Innovation Index fell over 1% [1] - AI application sectors, including GEO and AI healthcare, led the market, with stocks like Liou Co., Ltd. and Zhejiang Wenhu Interconnect achieving three consecutive trading limit-ups, and stocks such as Yidian Tianxia, Tianlong Group, and Zhidema rising over 15% [1] - The commercial aerospace sector collectively weakened, with multiple stocks including China Satellite Communications and Shunhao Co., Ltd. hitting the daily limit down [4] Group 2 - On January 10, Elon Musk announced on social media platform X that the latest content recommendation algorithm for the X platform would be open-sourced within a week, covering all code used to recommend organic and advertising content to users [4] - Following this announcement, several companies related to the commercial aerospace concept issued stock trading risk warnings or stock price fluctuation announcements on January 12 [4]