Zheng Xing Xing Ye Ri Bao·2025-10-27 08:25Market Overview - The electronic chemicals sector increased by 3.45% on October 27, with Jingrui Electric Materials leading the gains [1] - The Shanghai Composite Index closed at 3996.94, up 1.18%, while the Shenzhen Component Index closed at 13489.4, up 1.51% [1] Stock Performance - Jingrui Electric Materials (300655) closed at 17.51, up 16.50% with a trading volume of 2.85 million shares and a transaction value of 5.011 billion [1] - Wanrun Co., Ltd. (002643) closed at 13.97, up 10.00% with a trading volume of 293,500 shares [1] - Lier Technology (688683) closed at 34.96, up 7.90% with a trading volume of 34,500 shares [1] - Jianghua Micro (603078) closed at 20.54, up 6.20% with a trading volume of 352,300 shares [1] - Other notable stocks include Sihua New Materials (301489) up 5.55% and Feikai Materials (300398) up 5.47% [1] Capital Flow - The electronic chemicals sector saw a net inflow of 281 million yuan from institutional investors, while retail investors contributed a net inflow of 273 million yuan [2][3] - However, there was a net outflow of 554 million yuan from speculative funds [2][3] Individual Stock Capital Flow - Jingrui Electric Materials had a net inflow of 281 million yuan from institutional investors, while it experienced a net outflow of 246 million yuan from speculative funds [3] - Sihua New Materials had a net inflow of 184 million yuan from institutional investors, but a net outflow of 80.84 million yuan from speculative funds [3] - Wanrun Co., Ltd. saw a net inflow of 113 million yuan from institutional investors, with a significant net outflow from speculative funds [3]