PONY(SZ:300887) Zheng Xing Xing Ye Ri Bao·2025-08-27 08:46Market Overview - The professional services sector experienced a decline of 2.2% on August 27, with Puni Testing leading the drop [1] - The Shanghai Composite Index closed at 3800.35, down 1.76%, while the Shenzhen Component Index closed at 12295.07, down 1.43% [1] Individual Stock Performance - Notable gainers included: - Zhonggang Tianyuan (002057) with a closing price of 11.45, up 4.38% and a trading volume of 1.32 million shares, totaling 1.53 billion yuan [1] - Gangyan Nake (300797) closed at 15.50, up 1.64% with a trading volume of 191,400 shares, totaling 300 million yuan [1] - Significant decliners included: - Puni Testing (300887) closed at 8.66, down 8.17% with a trading volume of 403,600 shares, totaling 365 million yuan [2] - Guangdong Jianke (301632) closed at 33.58, down 6.49% with a trading volume of 183,100 shares, totaling 630 million yuan [2] Capital Flow Analysis - The professional services sector saw a net outflow of 424 million yuan from institutional investors, while retail investors contributed a net inflow of 369 million yuan [2] - The table of capital flow indicates that: - Lanse Co. (600826) had a net inflow of 43.63 million yuan from institutional investors, but a net outflow of 51.76 million yuan from retail investors [3] - Key stocks like Zhonggang Tianyuan (002057) and Keri International (300662) also showed mixed capital flows with varying net inflows and outflows [3]