Zheng Xing Xing Ye Ri Bao·2025-10-30 08:33Core Insights - The industrial metal sector saw a slight increase of 0.31% on October 30, with Chang Aluminum leading the gains [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 - Chang Aluminum (002160) closed at 6.25, up 10.04% with a trading volume of 2.1065 million shares and a transaction value of 1.291 billion [1] - Guocheng Mining (000688) closed at 17.20, up 8.45% with a trading volume of 481,000 shares and a transaction value of 815 million [1] - China Aluminum (601600) closed at 10.31, up 4.04% with a trading volume of 5.5071 million shares and a transaction value of 5.632 billion [1] - Nanshan Aluminum (600219) closed at 4.75, up 3.94% with a trading volume of 9.4189 million shares and a transaction value of 4.454 billion [1] Fund Flow Analysis - The industrial metal sector experienced a net outflow of 758 million from institutional investors, while retail investors saw a net inflow of 299 million [2] - Major stocks like China Aluminum and Chang Aluminum had varying net inflows and outflows from institutional and retail investors [3] - For instance, China Aluminum had a net inflow of 226 million from institutional investors but a net outflow of 15.68 million from retail investors [3]