Zheng Xing Xing Ye Ri Bao·2025-10-31 08:48Market Overview - The aviation equipment sector experienced a decline of 1.17% on October 31, with Western Superconducting leading the drop [1] - The Shanghai Composite Index closed at 3954.79, down 0.81%, while the Shenzhen Component Index closed at 13378.21, down 1.14% [1] Stock Performance - Notable gainers in the aviation equipment sector included: - *ST Guandian (688287): Closed at 5.21, up 5.25% with a trading volume of 58,700 shares and a turnover of 30.28 million yuan [1] - Weihai Guangtai (002111): Closed at 10.23, up 3.02% with a trading volume of 162,000 shares and a turnover of 165 million yuan [1] - Hangya Technology (688510): Closed at 23.26, up 2.83% with a trading volume of 46,900 shares [1] - Major decliners included: - Western Superconducting (688122): Closed at 78.20, down 7.40% with a trading volume of 479,900 shares and a turnover of 3.895 billion yuan [2] - Feilihua (300395): Closed at 78.56, down 5.69% with a trading volume of 354,300 shares and a turnover of 2.851 billion yuan [2] - Zhonghang Shenfei (600760): Closed at 61.08, down 2.44% with a trading volume of 221,200 shares and a turnover of 1.368 billion yuan [2] Capital Flow - The aviation equipment sector saw a net outflow of 1.776 billion yuan from institutional investors, while retail investors contributed a net inflow of 1.176 billion yuan [2][3] - Specific stock capital flows included: - Hongdu Aviation (600316): Net inflow of 24.22 million yuan from institutional investors [3] - Haite High-tech (002023): Net inflow of 9.10 million yuan from institutional investors and 10.78 million yuan from retail investors [3] - Boyun New Materials (002297): Net inflow of 46.28 million yuan from retail investors, but a net outflow of 6.27 million yuan from institutional investors [3]