Cambricon(SH:688256) Ge Long Hui·2025-08-28 08:27Market Overview - A-shares experienced slight fluctuations in the morning session, followed by a rally in the afternoon, with the Shanghai Composite Index closing up 1.14% at 3843 points, the Shenzhen Component Index up 2.25%, and the ChiNext Index up 3.82% [1][2] - 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] Index Performance - Shanghai Composite Index: 3843.60, +43.25 (+1.14%) [2] - Shenzhen Component Index: 12571.37, +276.30 (+2.25%) [2] - ChiNext Index: 2827.17, +92.05 (+7.23%) [2] - STAR Market 50 Index: 1364.60, +95.74 (+1.58%) [2] - CSI 300 Index: 4463.78, +77.66 (+1.77%) [2] - CSI 500 Index: 7011.16, +148.60 (+2.17%) [2] Sector Performance - The CPO concept stocks surged, with Tianfu Communication and Woge Optoelectronics hitting the daily limit [3] - The copper cable high-speed connection sector rose, with Yidong Electronics reaching a 20% limit up [3] - F5G and 6G concepts saw significant gains, with Tefa Information hitting the daily limit [3] - The satellite internet sector was active, with Wantong Development and Xingwang Yuda also hitting the daily limit [3] - Semiconductor and chip sectors performed well, with SMIC rising over 17% and Cambrian Technology up over 15% [3] - The transgenic sector declined, with Top Cloud Agriculture falling over 7% [3] - The Alzheimer's sector weakened, led by Kangyuan Pharmaceutical [3] - The automotive services, grain concepts, and real estate services sectors experienced notable declines [3]