Zheng Xing Xing Ye Ri Bao·2026-02-03 09:03Market Overview - The infrastructure sector increased by 1.49% compared to the previous trading day, with Guosheng Technology leading the gains [1] - The Shanghai Composite Index closed at 4067.74, up 1.29%, while the Shenzhen Component Index closed at 14127.1, up 2.19% [1] Key Stocks Performance - Guosheng Technology (603778) closed at 14.71, up 10.02% with a trading volume of 892,800 shares [1] - Suwen Electric Power (300982) closed at 21.41, up 5.36% with a trading volume of 64,700 shares [1] - China Nuclear Engineering (601611) closed at 15.88, up 3.59% with a trading volume of 604,100 shares [1] - Other notable stocks include Palm Holdings (002431) up 3.15% and Beixin Road and Bridge (002307) up 3.09% [1] Capital Flow Analysis - The infrastructure sector saw a net inflow of 190 million yuan from institutional investors, while retail investors experienced a net outflow of 38.83 million yuan [2] - Major stocks like China Railway (601390) had a net inflow of 138 million yuan from institutional investors [3] - Guosheng Technology (603778) had a net inflow of 87.57 million yuan from institutional investors, but a net outflow of 69.54 million yuan from retail investors [3] Trading Volume and Value - The trading volume for Guosheng Technology reached 12.85 billion yuan, indicating strong investor interest [1] - The total trading value for the infrastructure sector was significant, with China Electric Power (601669) recording a trading value of 1.1 billion yuan [2]