风电设备板块10月31日跌1.33%，三一重能领跌，主力资金净流出11.14亿元

Core Viewpoint - The wind power equipment sector experienced a decline of 1.33% on October 31, with Sany Heavy Energy leading the drop [1][2] Market Performance - The Shanghai Composite Index closed at 3954.79, down 0.81% - The Shenzhen Component Index closed at 13378.21, down 1.14% [1] Individual Stock Performance - Notable gainers in the wind power equipment sector included: - Zhenjiang Co., Ltd. (603507) with a closing price of 24.28, up 1.76% - Daqian Heavy Industry (002487) with a closing price of 50.30, up 1.64% - Electric Wind Power (688660) with a closing price of 20.63, up 1.38% [1] - Major decliners included: - Sany Heavy Energy (688349) with a closing price of 28.28, down 5.04% - Goldwind Technology (002202) with a closing price of 15.70, down 4.15% - Yunda Co., Ltd. (300772) with a closing price of 18.27, down 3.69% [2] Capital Flow Analysis - The wind power equipment sector saw a net outflow of 1.114 billion yuan from institutional investors, while retail investors contributed a net inflow of 914 million yuan [2][3] - Specific stock capital flows included: - Daqian Heavy Industry (002487) with a net inflow of 1.04 billion yuan from institutional investors - Tian Shun Wind Energy (002531) with a net inflow of 12.26 million yuan from institutional investors [3]