财联社·2025-10-23 03:49Market Overview - A-shares experienced fluctuations in the morning session, with trading volume shrinking again, totaling 1.05 trillion yuan, a decrease of 50.8 billion yuan compared to the previous trading day [1] - Over 3,800 stocks declined, indicating a broad market weakness [1] Sector Performance - The coal sector showed resilience, with Dayou Energy hitting the limit up for the eighth consecutive day, and several stocks like Zhengzhou Coal Power and Liaoning Energy achieving two limit-ups in four days [3] - Shenzhen local stocks collectively rose, with over ten stocks including Shensai Ge reaching limit up [3] - The media sector was active, with Haikan Co. also hitting the limit up [3] - Conversely, the computing hardware sector faced significant declines, particularly CPO concept stocks, with Tianfu Communication and Changfei Optical Fiber experiencing substantial drops [3] - Hard materials concept stocks weakened, with companies like Power Diamond and Sifangda falling over 7% [3] Index Performance - By the end of the session, the Shanghai Composite Index fell by 0.66%, the Shenzhen Component Index dropped by 0.87%, and the ChiNext Index decreased by 1.1% [3]