Core Insights - The metal new materials sector experienced a decline of 0.91% on October 10, with Tunan Co. leading the drop [1] - The Shanghai Composite Index closed at 3897.03, down 0.94%, while the Shenzhen Component Index closed at 13355.42, down 2.7% [1] Sector Performance - Notable gainers in the metal new materials sector included: - Antai Technology (Code: 000969) with a closing price of 16.41, up 9.99% and a trading volume of 1.1152 million shares [1] - Zhongzhou Special Materials (Code: 300963) closed at 23.17, up 2.93% with a trading volume of 1.1528 million shares [1] - Yunlu Co. (Code: 688190) closed at 111.19, up 2.45% with a trading volume of 15,800 shares [1] - Major decliners included: - Tunan Co. (Code: 300855) closed at 26.50, down 8.49% with a trading volume of 187,300 shares [2] - Aluminum Science and Technology New Materials (Code: 300811) closed at 77.80, down 7.95% with a trading volume of 103,600 shares [2] - Tianli Composite (Code: 920576) closed at 31.65, down 7.59% with a trading volume of 51,200 shares [2] Capital Flow - The metal new materials sector saw a net outflow of 709 million yuan from institutional investors, while retail investors contributed a net inflow of 510 million yuan [2] - The sector's capital flow indicated that: - Antai Technology had a net inflow of 1.82 billion yuan from institutional investors, but a net outflow of 633.38 million yuan from retail investors [3] - Longmag Technology (Code: 300835) experienced a net inflow of 50.84 million yuan from retail investors [3]