Zheng Xing Xing Ye Ri Bao·2025-10-27 08:25Market Overview - The professional services sector increased by 0.83% on the previous trading day, with Anche Detection leading the gains [1] - The Shanghai Composite Index closed at 3996.94, up by 1.18%, while the Shenzhen Component Index closed at 13489.4, up by 1.51% [1] Top Performers - Anche Detection (300572) closed at 32.72, with a rise of 7.45% and a trading volume of 181,700 shares, totaling a transaction value of 591 million yuan [1] - Shengke Nano (688757) closed at 31.05, up by 6.70%, with a trading volume of 51,100 shares and a transaction value of 158 million yuan [1] - Gangyan Nake (300797) closed at 18.36, increasing by 6.62%, with a trading volume of 209,300 shares and a transaction value of 379 million yuan [1] Underperformers - Shishi Testing (300416) closed at 16.02, down by 3.73%, with a trading volume of 330,800 shares and a transaction value of 532 million yuan [2] - Guangdong Jianke (301632) closed at 29.59, decreasing by 2.08%, with a trading volume of 75,100 shares and a transaction value of 222 million yuan [2] - Xince Standard (300938) closed at 26.55, down by 1.96%, with a trading volume of 143,300 shares and a transaction value of 389 million yuan [2] Capital Flow - The professional services sector experienced a net outflow of 202 million yuan from institutional investors, while retail investors saw a net inflow of 122 million yuan [2] - The sector's overall capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors are actively buying [2] Individual Stock Capital Flow - Anche Detection (301289) had a net inflow of 25.6 million yuan from institutional investors, while it faced a net outflow of 21.6 million yuan from retail investors [3] - Gangyan Nake (300797) saw a net inflow of 13.6 million yuan from institutional investors and a net inflow of 15.1 million yuan from speculative investors [3] - Zhonggang Tianyuan (002057) had a net inflow of 7.4 million yuan from institutional investors, while retail investors experienced a net outflow of 11.3 million yuan [3]