Zheng Xing Xing Ye Ri Bao·2025-10-21 08:21Core Insights - The component sector experienced a significant increase of 5.03% on October 21, with Zhongfu Circuit leading the gains [1] - The Shanghai Composite Index closed at 3916.33, up 1.36%, while the Shenzhen Component Index closed at 13077.32, up 2.06% [1] Sector Performance - Zhongfu Circuit (300814) closed at 57.00, with a rise of 16.02% and a trading volume of 248,100 shares, amounting to a transaction value of 1.362 billion [1] - Weier Gao (301251) saw a closing price of 67.29, increasing by 15.05% with a trading volume of 169,800 shares, totaling 1.09 billion [1] - Gaohua Technology (688539) closed at 38.35, up 13.83% with a trading volume of 109,000 shares, resulting in a transaction value of 0.402 billion [1] - Dongshan Precision (002384) closed at 68.33, increasing by 8.12% with a trading volume of 1,029,400 shares, totaling 6.818 billion [1] - Shengyi Technology (600183) closed at 59.02, up 7.86% with a trading volume of 501,900 shares, amounting to 2.881 billion [1] - Pengding Holdings (002938) closed at 51.96, increasing by 7.78% with a trading volume of 421,400 shares, totaling 2.14 billion [1] - Nanya New Materials (688519) closed at 70.15, up 6.53% with a trading volume of 58,400 shares, resulting in a transaction value of 0.4 billion [1] - Shengyi Electronics (688183) closed at 75.87, increasing by 6.48% with a trading volume of 191,900 shares, totaling 1.427 billion [1] - Victory Technology (300476) closed at 281.15, up 6.41% with a trading volume of 654,700 shares, amounting to 17.884 billion [1] - Maijie Technology (300319) closed at 12.16, increasing by 6.20% with a trading volume of 389,300 shares, totaling 0.466 billion [1] Fund Flow Analysis - The component sector saw a net inflow of 4.396 billion from main funds, while retail funds experienced a net outflow of 2.268 billion [3] - Speculative funds recorded a net outflow of 2.128 billion [3]