Zheng Quan Shi Bao·2025-10-31 09:29Market Overview - A-shares experienced a decline on October 31, with the ChiNext Index dropping over 2% and the Hang Seng Index falling more than 1% [1] - The Shanghai Composite Index closed down 0.81% at 3954.79 points, while the Shenzhen Component Index fell 1.14% to 13378.21 points [1] - The total trading volume in the Shanghai, Shenzhen, and Beijing markets was 23.501 billion yuan, a decrease of 1.145 billion yuan from the previous day [1] Innovation Drug Sector - The innovation drug concept surged in the afternoon, with companies like Sanofi and Shuyou Pharmaceutical hitting the 20% limit up [2][4] - Other notable performers included Zai Lab and Yifang Bio, which rose over 15% [2] - Institutions noted that some innovative products have achieved a positive cycle of R&D investment returns, with sales reaching new highs [4] AI Application Sector - The AI application concept was active, with stocks like Fushi Holdings and Foxit Software hitting the 20% limit up [6] - The industry is experiencing rapid growth, with the AI-driven animation market projected to exceed 20 billion yuan in scale [6][8] - The growth is attributed to AI's ability to reduce costs and improve efficiency, alongside support from video platforms [6][8] Specific Company Highlights - Time Space Technology achieved an 8-day consecutive limit up, reaching a historical high, despite warnings of potential market overheating [9] - The company is in the process of acquiring 100% of Jiahe Jingwei, which may introduce integration risks due to its different industry focus [9]