Market Overview - The metal new materials sector experienced a decline of 3.25% on October 31, with AnTai Technology 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 metal new materials sector included: - Shenzhen New Star (603978) with a closing price of 26.55, up 4.53% on a trading volume of 260,000 shares and a turnover of 706 million yuan [1] - Youyan Powder Materials (688456) closed at 48.70, up 2.79% with a trading volume of 17,500 shares and a turnover of 85.36 million yuan [1] - Major decliners included: - AnTai Technology (000969) closed at 21.24, down 8.65% with a trading volume of 2,030,300 shares and a turnover of 440.3 million yuan [2] - Jinli Permanent Magnet (300748) closed at 39.18, down 6.87% with a trading volume of 792,000 shares and a turnover of 3.137 billion yuan [2] Capital Flow - The metal new materials sector saw a net outflow of 1.629 billion yuan from institutional investors, while retail investors contributed a net inflow of 1.477 billion yuan [2] - The capital flow for specific stocks showed mixed results, with some stocks experiencing significant outflows from institutional and speculative investors [3]