A股收评：三大指数高开低走，北证50逆市涨3.84%，房地产、福建板块领跌！超4300股下跌，成交1.89万亿放量936亿

Core Viewpoint - The A-share market experienced a decline today, with major indices falling, while the North Exchange 50 index saw an increase, indicating mixed market sentiment [1]. Market Performance - The Shanghai Composite Index closed at 3873.32, down 0.70% [2] - The Shenzhen Component Index fell by 1.27% to 13147.39 [2] - The ChiNext Index decreased by 1.41% to 3163.67 [2] - The North Exchange 50 Index rose by 3.84% to 1443.1 [2] - Total market turnover reached 1.89 trillion yuan, an increase of 936 billion yuan from the previous trading day, with over 4300 stocks declining [1]. Sector Performance - The real estate sector declined, with China Wuyi hitting the daily limit down [5] - The Fujian sector also retreated, with multiple stocks like Huaying Technology and Xiamen Xinda hitting the daily limit down [5] - The duty-free concept saw a drop, with Guangbai shares falling nearly 9% [5] - The aquaculture sector weakened, with Tianma Technology hitting the daily limit down [5] - Other sectors with significant declines included the small red book concept, commercial retail, and prepared dishes [5]. Gaining Sectors - The controllable nuclear fusion sector surged, with Tianli Composite hitting the daily limit up, along with Huazhong Cable and Xue Ren shares [5] - The wind power equipment sector rose, with Goldwind Technology hitting the daily limit up [5] - The superconducting concept also saw gains, with Yongding shares hitting the daily limit up [5] - Other sectors with notable increases included commercial aerospace and instrumentation [5].