SIASUN(SZ:300024) Sou Hu Cai Jing·2025-12-04 07:17Market Overview - The A-share market showed mixed performance with the Shanghai Composite Index down by 0.06% closing at 3875 points, while the Shenzhen Component Index increased by 0.4% and the ChiNext Index rose by 1.01% [1] - The total market turnover was 1.56 trillion yuan, a decrease of 121.9 billion yuan compared to the previous trading day, with over 3800 stocks declining [1] Index Performance - Shanghai Composite Index: 3875.79, down by 2.21 points or 0.06% [2] - Shenzhen Component Index: 13006.72, up by 51.46 points or 0.40% [2] - ChiNext Index: 3067.48, up by 30.70 points or 1.01% [2] - Other indices such as the STAR Market 20 and the CSI 300 also showed positive movements [2] Sector Performance - The robotics sector surged following the Trump administration's focus on the field, with multiple stocks hitting the daily limit [4] - The satellite sector also saw gains, with several stocks reaching the daily limit [4] - The aerospace sector experienced a rise, highlighted by Aerospace Huanyu hitting the daily limit [4] - Conversely, the shipbuilding sector fell sharply, declining over 11%, while the Hainan sector and dairy stocks also faced significant losses [4]