Zheng Xing Xing Ye Ri Bao·2025-10-29 08:33Group 1 - The chemical raw materials sector increased by 1.08% on October 29, with Zhenhua Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 4016.33, up 0.7%, while the Shenzhen Component Index closed at 13691.38, up 1.95% [1] - Zhenhua Co., Ltd. saw a significant rise of 9.99% in its closing price, reaching 21.80, with a trading volume of 407,200 shares and a transaction value of 866 million yuan [1] Group 2 - The chemical raw materials sector experienced a net outflow of 272 million yuan from institutional funds, while retail investors saw a net inflow of 320 million yuan [2] - The top gainers in the sector included Sanyou Chemical, which rose by 4.83% to 5.64, and Boyuan Chemical, which increased by 4.46% to 6.79 [1][2] - The overall trading activity in the sector indicated a mixed sentiment, with some stocks experiencing significant declines, such as Shilong Industrial, which fell by 10% to 13.95 [2]