Ge Long Hui·2025-08-28 07:09Market Performance - Major A-share indices experienced slight fluctuations in the morning, followed by a surge in the afternoon, with the Shanghai Composite Index rising by 1.14% to close at 3843 points, the Shenzhen Component Index increasing by 2.25%, and the ChiNext Index up by 3.82% [1] - The total trading volume for the day reached 3 trillion yuan, a decrease of 196.9 billion yuan compared to the previous trading day, with over 2800 stocks rising across the market [1] Sector Performance - The CPO concept saw explosive growth, with stocks like Tianfu Communication and Woge Optoelectronics hitting the daily limit [1] - The copper cable high-speed connection sector also performed well, with Yidong Electronics reaching a 20% limit up [1] - F5G and 6G concepts surged, with Tefa Information hitting the daily limit [1] - The satellite internet sector was active, with Wantong Development and Xingwang Yuda reaching the daily limit [1] - The semiconductor sector saw significant gains, with SMIC rising over 17% and Cambrian Technology increasing over 15%, becoming the new stock king in A-shares [1] - Other sectors with notable gains included optical communication modules, PCB, lidar, and AIPC [1] - Conversely, the transgenic sector declined, with Topcloud Agricultural falling over 7%, and the Alzheimer's sector weakened, led by Kangyuan Pharmaceutical [1] - The viral prevention sector also saw declines, with Aladdin dropping over 8%, while the automotive services, grain concepts, and real estate services sectors experienced the largest declines [1] Top Gainers and Fund Inflows - The top gainers included the communication equipment sector, which rose by 7.31%, and the semiconductor sector, which increased by 6.15% [2] - The electronic components sector also saw a rise of 4.88% [2] - In terms of net fund inflows over the past five days, the diversified financial sector gained 2.99%, while computer hardware and basic funds increased by 2.74% and 2.02%, respectively [2]