Zheng Xing Xing Ye Ri Bao·2025-08-07 08:32Market Overview - On August 7, the communication equipment sector declined by 0.46%, with Zhongguang Fanglei leading the drop [1] - The Shanghai Composite Index closed at 3639.67, up 0.16%, while the Shenzhen Component Index closed at 11157.94, down 0.18% [1] Stock Performance - Notable gainers included: - Rihai Intelligent (002313) with a closing price of 13.60, up 10.03% and a trading volume of 870,200 shares, totaling 1.157 billion yuan [1] - Tefa Information (000070) also rose by 10.03% to 8.56, with a trading volume of 1,302,200 shares, totaling 1.101 billion yuan [1] - Dongxin Peace (002017) increased by 9.99% to 30.72, with a trading volume of 1,608,000 shares, totaling 4.627 billion yuan [1] - Notable decliners included: - Zhongguang Fanglei (300414) which fell by 4.58% to 15.63, with a trading volume of 507,500 shares, totaling 793 million yuan [2] - Sinan Navigation (688592) decreased by 2.84% to 44.21, with a trading volume of 23,000 shares, totaling 103 million yuan [2] Capital Flow - The communication equipment sector experienced a net outflow of 3.139 billion yuan from institutional investors, while retail investors saw a net inflow of 2.412 billion yuan [2][3] - Key stocks with significant capital flow included: - Dongxin Peace (002017) with a net inflow of 354 million yuan from institutional investors, but a net outflow of 237 million yuan from retail investors [3] - Tefa Information (000070) had a net inflow of 209 million yuan from institutional investors, but also saw a net outflow of 143 million yuan from retail investors [3]