Zheng Xing Xing Ye Ri Bao·2025-10-15 08:37Market Overview - The professional services sector increased by 2.07% on October 15, with Guangdian Measurement leading the gains [1] - The Shanghai Composite Index closed at 3912.21, up 1.22%, while the Shenzhen Component Index closed at 13118.75, up 1.73% [1] Top Performers - Guangdian Measurement (002967) closed at 20.97, up 10.02% with a trading volume of 256,900 shares and a turnover of 518 million yuan [1] - Xigaoyuan (688334) closed at 21.75, up 4.27% with a trading volume of 91,300 shares and a turnover of 196 million yuan [1] - Huace Testing (300012) closed at 14.18, up 3.50% with a trading volume of 821,600 shares and a turnover of 1.165 billion yuan [1] Fund Flow Analysis - The professional services sector saw a net inflow of 51.96 million yuan from institutional investors, while retail investors contributed a net inflow of 20.59 million yuan [2] - The sector experienced a net outflow of 72.56 million yuan from speculative funds [2] Individual Stock Fund Flow - Guangdian Measurement had a net inflow of 74.36 million yuan from institutional investors, representing 14.35% of its trading volume [3] - Huace Testing experienced a net inflow of 37.72 million yuan from institutional investors, accounting for 3.24% of its trading volume [3] - Anbang Guard (603373) saw a net inflow of 20.95 million yuan from institutional investors, making up 19.83% of its trading volume [3]