基础建设板块11月12日跌0.91%，交建股份领跌，主力资金净流出9.47亿元

Market Overview - The infrastructure sector experienced a decline of 0.91% on November 12, with China Communications Construction Company leading the drop [1] - The Shanghai Composite Index closed at 4000.14, down 0.07%, while the Shenzhen Component Index closed at 13240.62, down 0.36% [1] Stock Performance - Notable gainers in the infrastructure sector included: - Guosheng Technology (603778) with a closing price of 7.03, up 10.02% [1] - Garden Holdings (605303) at 22.24, up 9.99% [1] - ST Zhengping (603843) at 7.13, up 5.01% [1] - Major decliners included: - China Communications Construction Company (603815) at 12.66, down 7.32% [2] - China Nuclear Engineering (601611) at 13.05, down 6.38% [2] - Dongzhu Ecology (603359) at 8.48, down 3.75% [2] Capital Flow - The infrastructure sector saw a net outflow of 9.47 billion yuan from institutional investors, while retail investors contributed a net inflow of 8.96 billion yuan [2] - The top stocks by net inflow from institutional investors included: - Garden Holdings (605303) with a net inflow of 39.87 million yuan [3] - Hongrun Construction (002062) with a net inflow of 21.71 million yuan [3] - Guosheng Technology (603778) with a net inflow of 19.93 million yuan [3]