Market Overview - The metal new materials sector experienced a decline of 1.23% on January 15, with Tianli Composite leading the drop [1] - The Shanghai Composite Index closed at 4112.6, down 0.33%, while the Shenzhen Component Index closed at 14306.73, up 0.41% [1] Stock Performance - Notable gainers in the metal new materials sector included: - Xinke Materials (600255) with a closing price of 4.15, up 4.53% and a trading volume of 2.36 million shares, totaling 972 million yuan [1] - Bowei Taijin (601137) closed at 23.24, up 3.43% with a trading volume of 446,700 shares, totaling 1.044 billion yuan [1] - Alloy Investment (000633) closed at 7.78, up 2.77% with a trading volume of 303,600 shares, totaling 235 million yuan [1] - Major decliners included: - Tianli Composite (920576) closed at 89.60, down 7.87% with a trading volume of 69,600 shares, totaling 631 million yuan [2] - Sry New Materials (688102) closed at 43.42, down 6.88% with a trading volume of 466,600 shares, totaling 2.036 billion yuan [2] - Antai Technology (696000) closed at 27.56, down 5.84% with a trading volume of 1.7938 million shares, totaling 487.2 million yuan [2] Capital Flow - The metal new materials sector saw a net outflow of 508 million yuan from institutional investors, while retail investors contributed a net inflow of 382 million yuan [2] - The capital flow for selected stocks showed: - Xinke Materials had a net inflow of 199.9169 million yuan from institutional investors, but a net outflow of 104 million yuan from retail investors [3] - Bowei Taijin experienced a net inflow of 77.2734 million yuan from institutional investors, with net outflows from both retail and speculative investors [3] - Alloy Investment had a net inflow of 22.6995 million yuan from institutional investors, but also saw significant outflows from retail investors [3]