SIASUN(SZ:300024) Jin Rong Jie·2025-09-02 08:11Market Overview - On September 2, A-shares experienced a decline with the Shanghai Composite Index falling by 0.45% to 3858.13 points, the Shenzhen Component Index dropping by 2.14% to 12553.84 points, and the ChiNext Index decreasing by 2.85% to 2872.22 points [1] - The total trading volume in the Shanghai and Shenzhen markets reached 2.87 trillion, with over 4000 stocks declining, indicating a broad market weakness [1] Sector Performance - The CPO concept saw significant pullback, with companies like Guangxun Technology, Cambridge Technology, and Jingwang Electronics hitting the daily limit down [1] - The communication equipment sector also faced declines, with companies such as Shensanda A experiencing limit down [1] - The F5G concept weakened, highlighted by a limit down for Xingwang Ruijie [1] - The copper cable high-speed connection sector weakened, with Dingtong Technology dropping over 13% [1] - Sectors such as AI mobile phones, optical communication modules, semiconductors, digital currencies, and power equipment reported significant declines [1] Positive Movements - Despite the overall market downturn, the robotics sector showed resilience with rumors of mass production guidance for T3 next year, leading to stocks like Qinchuan Machine Tool and Julun Intelligent hitting the daily limit up [1] - The banking sector strengthened, with Yunnan Rural Commercial Bank leading the gains [1] - Other sectors that performed well included jewelry, industrial mother machines, and precious metals [1]