Zheng Xing Xing Ye Ri Bao·2025-08-28 08:42Market Performance - On August 28, the communication services sector rose by 1.28%, with Sanwei Communication leading the gains [1] - The Shanghai Composite Index closed at 3843.6, up 1.14%, while the Shenzhen Component Index closed at 12571.37, up 2.25% [1] Individual Stock Performance - Sanwei Communication (002115) closed at 9.52, with a gain of 10.06% and a trading volume of 970,900 shares, amounting to a transaction value of 917 million [1] - Other notable performers included Wajingke (301380) with a 4.18% increase, and Chaoxun Communication (603322) with a 3.85% increase [1] Fund Flow Analysis - The communication services sector experienced a net outflow of 261 million from institutional investors and 454 million from speculative funds, while retail investors saw a net inflow of 715 million [2][3] - Sanwei Communication had a net inflow of 442 million from institutional investors, but a net outflow of 224 million from speculative funds [3]