通信设备板块8月27日涨2.3%，仕佳光子领涨，主力资金净流出31.48亿元

Core Insights - The communication equipment sector experienced a 2.3% increase on August 27, with Shijia Photon leading the gains [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] Sector Performance - Shijia Photon (688313) saw a closing price of 81.00, with a significant increase of 14.93% and a trading volume of 628,100 shares, amounting to a transaction value of 5.027 billion [1] - Changxin Bochuang (300548) closed at 134.67, up 12.49%, with a trading volume of 356,100 shares [1] - Cambridge Technology (603083) closed at 88.19, up 10.00%, with a trading volume of 39,300 shares [1] - New Yisheng (300502) closed at 308.33, up 9.32%, with a trading volume of 735,100 shares [1] - Other notable performers include Lierda (832149) with a 7.89% increase and Yongding Co. (600105) with a 7.49% increase [1] Capital Flow - The communication equipment sector saw a net outflow of 3.148 billion from institutional investors and 1.185 billion from retail investors, while retail investors had a net inflow of 4.333 billion [2][3] - Major stocks like Taicheng Light (300570) and Yongding Co. (600105) experienced significant net inflows from retail investors, while institutional investors showed net outflows [3]