Zheng Xing Xing Ye Ri Bao·2025-08-04 08:35Market Overview - On August 4, the communication services sector experienced a slight decline of 0.07%, with Hengshi Technology leading the drop [1] - The Shanghai Composite Index closed at 3583.31, up 0.66%, while the Shenzhen Component Index closed at 11041.56, up 0.46% [1] Stock Performance - Notable gainers in the communication services sector included: - Beiwai Technology (002148) with a closing price of 7.79, up 10.03% and a trading volume of 885,700 shares [1] - ST Xintong (600289) closed at 6.74, up 4.98% with a trading volume of 73,000 shares [1] - ST Tongmai (603559) closed at 8.94, up 4.56% with a trading volume of 15,200 shares [1] - Conversely, Hengshi Technology (300513) saw a decline of 0.75%, closing at 9.22 with a trading volume of 112,500 shares [2] Capital Flow - The communication services sector saw a net inflow of 25.24 million yuan from institutional investors, while retail investors contributed a net inflow of 21.3 million yuan [2] - Notable capital flows included: - Beiwai Technology (002148) had a net inflow of 208 million yuan from institutional investors, but a net outflow of 83.08 million yuan from speculative funds [3] - China Mobile (600941) experienced a net inflow of 12.5 million yuan from institutional investors, with net outflows from both speculative and retail investors [3]