LEO(SZ:002131) Jin Rong Jie·2026-01-13 11:50Market Overview - On January 13, the three major indices collectively adjusted, with the Shenzhen Component Index falling over 1% and the ChiNext Index dropping nearly 2% [1] - The total trading volume in the Shanghai and Shenzhen markets reached 3.65 trillion, an increase of 49.6 billion compared to the previous trading day, setting a new historical high [1] - The Shanghai Composite Index closed down 0.64% at 4138.76 points, the Shenzhen Component Index fell 1.37% to 14169.40 points, and the ChiNext Index decreased by 1.96% to 3321.89 points [1] Sector Performance - The AI application concept rose against the trend, with over ten constituent stocks hitting the daily limit, including Ingrity Media, Liou Co., and Shengguang Group [1] - The AI medical concept was active, with Meian Health achieving three consecutive limit-ups, and several other stocks like Hongbo Pharmaceutical and Xin Ganjiang also hitting the limit [1] - The electric grid equipment sector strengthened in the afternoon, with stocks like Tebian Electric and Sanbian Technology reaching the daily limit [1] - The retail sector showed active performance, with Sanjiang Shopping achieving two consecutive limit-ups [1] - Conversely, the commercial aerospace and controllable nuclear fusion sectors saw significant declines, with stocks like Shunhao Co. and China Satellite Communication hitting the daily limit down [1] Limit-Up and Limit-Down Stocks - A total of 66 stocks hit the daily limit (excluding ST and delisted stocks), with 29 stocks achieving consecutive limit-ups [1] - Notable stocks include Fenglong Co. with 13 consecutive limit-ups and Youbang Ceiling with 7 limit-ups over 9 days [1] Key Stocks - In the AI medical sector, Meian Health reached its limit at 9:25 AM, achieving three limit-ups [8] - In the AI application sector, stocks like Zhizhen Technology and Sanjiang Shopping also performed well, with multiple limit-ups recorded [9] - In the commercial aerospace sector, Luxin Investment achieved 11 limit-ups over 13 days [9] Related Hotspots - AI Medical: Tsinghua University released a new AI-driven high-throughput drug virtual screening platform, DrugCLIP, achieving a million-fold improvement over traditional methods [11] - Lithium Market: The main contract for lithium carbonate futures on the Shanghai Futures Exchange briefly surpassed 170,000 yuan per ton, marking a 180% increase from the low point in June 2025 [11]