2 1 Shi Ji Jing Ji Bao Dao·2026-01-13 04:45Market Overview - The three major indices opened higher but fell back, with the Shanghai Composite Index down 0.03%, the Shenzhen Component down 0.31%, and the ChiNext down 0.83% as of midday [1] - The total trading volume in the Shanghai and Shenzhen markets reached 2.47 trillion yuan, an increase of 215.7 billion yuan compared to the previous trading day [1][2] Sector Performance - The AI application sector continued to show strong performance, with multiple stocks hitting the daily limit up, including companies like Yidian Tianxia and Zhiding Mai [4][6] - The lithium mining sector was active, with lithium carbonate futures breaking through 170,000 yuan per ton, marking a new high since October 2023, driven by expectations of downstream stockpiling due to changes in export tax policies [7][8] Commercial Aerospace Sector - The commercial aerospace sector experienced a significant downturn, with many stocks in the sector dropping sharply, including major players like China Satellite Communications, which hit the daily limit down [3] - A series of risk warning announcements from over ten related listed companies contributed to this decline, signaling regulatory cooling measures [3] AI and Healthcare - The AI healthcare sector is accelerating, with companies like Meinian Health and Dian Diagnostics seeing significant stock price increases, reflecting a broader trend in AI applications [6] - The AGI-Next summit highlighted a shift in focus from "Chat" to "Agent" capabilities in AI, indicating evolving competitive dynamics in the industry [6] Precious Metals - Precious metals experienced fluctuations, with gold and silver prices showing slight declines after a recent surge, influenced by changes in margin requirements set by the Chicago Mercantile Exchange [10][11] - The new margin requirements will be based on a percentage of the contract's nominal value, which may impact trading dynamics in the precious metals market [11][12]