Zheng Quan Shi Bao Wang·2025-11-20 11:33Market Overview - The Shanghai Composite Index closed at 3931.05 points, down 0.4%, with a trading volume of 711.3 billion yuan [1] - The Shenzhen Component Index closed at 12980.82 points, down 0.76%, with a trading volume of 996.847 billion yuan [1] - The ChiNext Index closed at 3042.34 points, down 1.12%, with a trading volume of 452.051 billion yuan [1] - The total trading volume of both markets was 1708.147 billion yuan, a decrease of 17.753 billion yuan from the previous trading day [1] Sector Performance - Strong sectors included construction materials, banking, telecommunications, real estate, and environmental protection [2] - Weak sectors included beauty care, coal, electric equipment, oil and petrochemicals, retail, chemicals, automotive, and education [2] - A total of 1392 stocks rose, while 3632 stocks fell, with 49 stocks hitting the daily limit up and 25 stocks hitting the daily limit down [2] Individual Stock Performance - ST Zhongdi achieved the highest consecutive limit-up days at 22 [3] - The top net inflow stocks included Xinyi Sheng with 999.2 million yuan, Tianfu Communication with 700 million yuan, and Huaying Technology with 469 million yuan [8][9] - The top net outflow stock was Duofluo with a net outflow of 1.395 billion yuan, followed by Shannon Chip with 1.354 billion yuan and CATL with 835 million yuan [10][11] Institutional Activity - Institutions had a net sell of approximately 166 million yuan, with the highest net buy in Aerospace Development at about 85.3 million yuan [13][14] - The top net sell stocks included Longzhou Shares with a net sell of approximately 89.3 million yuan [13][14]