Zheng Xing Xing Ye Ri Bao·2026-01-19 08:56Market Overview - The professional services sector increased by 0.99% on January 19, with the leading stock being Electric Science Institute [1] - The Shanghai Composite Index closed at 4114.0, up 0.29%, while the Shenzhen Component Index closed at 14294.05, up 0.09% [1] Stock Performance - Electric Science Institute (300215) saw a significant rise of 16.67%, closing at 9.52 with a trading volume of 1.64 million shares [1] - Other notable performers included West High Institute (688334) with a 9.06% increase, closing at 27.33, and Shishi Testing (300416) with a 7.53% increase, closing at 20.41 [1] - The professional services sector experienced a net outflow of 213 million yuan from main funds, while retail investors saw a net inflow of 149 million yuan [2][3] Fund Flow Analysis - West High Institute (688334) had a main fund net inflow of 60.84 million yuan, but a net outflow from retail investors of 52.78 million yuan [3] - Huace Testing (300012) reported a main fund net inflow of 20.48 million yuan, with retail investors also contributing a net inflow of 39.67 million yuan [3] - The overall trend indicates a mixed sentiment among different investor types within the professional services sector [2][3]