Zheng Xing Xing Ye Ri Bao·2025-09-17 08:42Market Overview - The electronic chemicals sector increased by 2.22% on September 17, with Zhongshi Technology leading the gains [1] - The Shanghai Composite Index closed at 3876.34, up 0.37%, while the Shenzhen Component Index closed at 13215.46, up 1.16% [1] Top Performers - Zhongshi Technology (300684) closed at 44.61, up 14.09% with a trading volume of 532,700 shares and a transaction value of 2.343 billion [1] - Zhongjuxin (688549) closed at 9.49, up 12.31% with a trading volume of 1,381,400 shares and a transaction value of 1.346 billion [1] - Lair Technology (688683) closed at 38.29, up 5.95% with a trading volume of 25,900 shares [1] - Nanda Optoelectronics (300346) closed at 36.01, up 4.99% with a trading volume of 605,200 shares and a transaction value of 2.158 billion [1] Market Capital Flow - The electronic chemicals sector saw a net inflow of 294 million from institutional investors, while retail investors experienced a net outflow of 233 million [2][3] - Major stocks like Zhongjuxin and Nanda Optoelectronics attracted significant institutional investment, with net inflows of 225 million and 194 million respectively [3]