金属新材料板块2月3日涨4.24%，中科磁业领涨，主力资金净流出8429.47万元

Group 1 - The metal new materials sector increased by 4.24% on February 3, with Zhongke Magnetic leading the gains [1] - The Shanghai Composite Index closed at 4067.74, up 1.29%, while the Shenzhen Component Index closed at 14127.1, up 2.19% [1] - Key stocks in the metal new materials sector showed significant price increases, with Zhongke Magnetic rising by 10.12% to a closing price of 61.59 [1] Group 2 - The main capital flow in the metal new materials sector showed a net outflow of 84.29 million yuan from institutional investors and a net outflow of 452 million yuan from speculative funds, while retail investors had a net inflow of 537 million yuan [1] - Specific stock capital flows indicated that Sry New Materials had a net inflow of 61.96 million yuan from main investors, while Jinli Yongci experienced a net outflow of 83.34 million yuan from speculative funds [2]