Zheng Xing Xing Ye Ri Bao·2026-01-20 08:57Group 1 - The professional services sector saw a slight increase of 0.04% on January 20, with Huace Testing leading the gains [1] - The Shanghai Composite Index closed at 4113.65, down 0.01%, while the Shenzhen Component Index closed at 14155.63, down 0.97% [1] - Huace Testing's stock price rose by 7.89% to 16.41, with a trading volume of 1.52 million shares and a transaction value of 2.528 billion [1] Group 2 - The professional services sector experienced a net outflow of 223 million in main funds, while retail investors saw a net inflow of 242 million [2] - The stock of Puni Testing fell by 5.45% to 12.49, with a trading volume of 311,900 shares and a transaction value of 402 million [2] - The stock of Xigao Institute decreased by 4.90% to 25.99, with a trading volume of 240,800 shares and a transaction value of 626 million [2] Group 3 - The main fund inflow for Electric Institute was 18.118 million, while retail investors had a net outflow of 13.456 million [3] - The main fund inflow for Beikang Testing was 9.21 million, with a retail net outflow of 336,900 [3] - The main fund inflow for Guojian Group was 7.0317 million, while retail investors had a net outflow of 415,000 [3]