通信服务板块11月7日涨0.62%，普天科技领涨，主力资金净流出1.52亿元

Core Insights - The communication services sector saw a rise of 0.62% on November 7, with Putian Technology leading the gains [1] - The Shanghai Composite Index closed at 3997.56, down 0.25%, while the Shenzhen Component Index closed at 13404.06, down 0.36% [1] Stock Performance - The top-performing stocks in the communication services sector included: - Yintian Technology (002544) with a closing price of 27.43, up 6.73% and a trading volume of 389,700 shares [1] - Sanwei Communication (002115) closed at 11.46, up 1.78% with a trading volume of 803,800 shares [1] - Guantong Century (300310) closed at 6.18, up 1.64% with a trading volume of 362,400 shares [1] - Major stocks that experienced declines included: - Online and Offline (656000E) closed at 100.00, down 4.03% with a trading volume of 66,100 shares [2] - Century Hengtong (301428) closed at 35.02, down 3.13% with a trading volume of 34,300 shares [2] Capital Flow - The communication services sector experienced a net outflow of 152 million yuan from institutional investors and 135 million yuan from speculative funds, while retail investors saw a net inflow of 287 million yuan [2] - Notable capital flows for specific stocks included: - Putian Technology (002544) had a net inflow of 141 million yuan from institutional investors [3] - China Mobile (600941) saw a net inflow of 45.06 million yuan from institutional investors [3] - China Telecom (601728) had a net inflow of 31.81 million yuan from retail investors [3]