地面兵装板块10月31日跌0.33%，捷强装备领跌，主力资金净流出4.6亿元

Market Overview - The ground equipment sector experienced a decline of 0.33% on October 31, with Jieqiang Equipment 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 stock performances included: - Galaxy Electronics (002519) rose by 0.87% to close at 4.63 with a trading volume of 98,400 shares and a turnover of 45.43 million yuan [1] - Jieqiang Equipment (300875) fell by 3.49% to close at 47.07 with a trading volume of 62,000 shares and a turnover of 292 million yuan [2] - Changcheng Military Industry (601606) decreased by 1.08% to close at 51.26 with a trading volume of 421,100 shares and a turnover of 2.175 billion yuan [2] Capital Flow - The ground equipment sector saw a net outflow of 460 million yuan from institutional investors, while retail investors contributed a net inflow of 551 million yuan [2] - The capital flow for individual stocks showed significant outflows for: - Jieqiang Equipment with a net outflow of 25.41 million yuan from institutional investors [3] - North Long Dragon (301357) with a net outflow of 39.18 million yuan from institutional investors [3] - Retail investors showed a net inflow in several stocks, including Galaxy Electronics and North Navigation [3]