A股收评：沪指下挫跌1.18%，AI软硬件方向冲高回落

Core Viewpoint - The A-share market experienced a collective decline on the last trading day of the month, with significant drops across major indices and a notable increase in trading volume [2] Market Performance - The Shanghai Composite Index fell by 1.18% - The Shenzhen Component Index decreased by 1.73% - The ChiNext Index dropped by 1.66% - The North Star 50 Index declined by 1.16% - Total trading volume in the Shanghai and Shenzhen markets reached 19,618 billion yuan, an increase of 909 billion yuan compared to the previous day [2] Sector Performance - The AI sector, liquid cooling server sector, and assisted reproductive technology sector showed strength, with several stocks hitting the daily limit - The steel, coal, and insurance sectors faced adjustments, with significant declines in stock prices [2] Notable Stocks - In the AI sector, Yidian Tianxia reached the daily limit with a 20% increase - The liquid cooling server sector saw strong performance, with Sihua New Materials also hitting the daily limit - In the assisted reproductive technology sector, Gongtong Pharmaceutical and Anke Bio both reached the daily limit [2] Declines in Specific Sectors - The steel sector experienced a downturn, with Baogang Co. falling over 8% - The coal sector saw a comprehensive decline, with all stocks in the sector showing negative performance, including Antai Group which dropped over 7% [2]