Zheng Xing Xing Ye Ri Bao·2025-10-30 08:35Core Insights - The engineering machinery sector experienced a slight decline of 0.11% on October 30, with Zhongli Co., Ltd. leading the losses [1] - The Shanghai Composite Index closed at 3986.9, down 0.73%, while the Shenzhen Component Index closed at 13532.13, down 1.16% [1] Stock Performance Summary - Zhongji United (605305) saw a significant increase of 9.99% in its closing price at 44.25, with a trading volume of 138,100 shares and a transaction value of 608 million yuan [1] - Other notable gainers included Jindao Technology (301279) with a 4.95% increase, closing at 24.58, and San重工 (600031) with a 1.76% increase, closing at 22.51 [1] - Conversely, Zhongli Co., Ltd. (603194) led the declines with a drop of 5.86%, closing at 40.13, followed by Tietuo Machinery (920706) down 5.17% [2] Capital Flow Analysis - The engineering machinery sector saw a net outflow of 41.72 million yuan from institutional investors, while retail investors contributed a net inflow of 196 million yuan [2] - The capital flow data indicates that major stocks like Yichong Heavy Industry (600031) had a net inflow of 22.6 million yuan from institutional investors, while Zhongji United (605305) experienced a net outflow of 58.06 million yuan from retail investors [3]