Zheng Xing Xing Ye Ri Bao·2026-01-05 09:02Group 1 - The metal new materials sector increased by 3.43% on January 5, with Longda Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 4023.42, up 1.38%, while the Shenzhen Component Index closed at 13828.63, up 2.24% [1] - Longda Co., Ltd. saw a closing price of 28.90, with a significant increase of 11.15% and a trading volume of 116,200 shares [1] Group 2 - The sector experienced a net outflow of 380 million yuan from institutional investors, while retail investors saw a net inflow of 313 million yuan [2] - The trading data indicates that the stock of Youyan Powder Materials decreased by 9.01%, closing at 70.70 yuan [2] - The stock of Longda Co., Ltd. had a net inflow of 28.44 million yuan from institutional investors, but a net outflow of 35.07 million yuan from speculative investors [3]