SIASUN(SZ:300024) Ge Long Hui·2025-10-15 07:37Market Overview - Major A-share indices experienced slight fluctuations in the morning and rose in the afternoon, with the Shanghai Composite Index increasing by 1.22% to close at 3912.21 points, the Shenzhen Component Index rising by 1.73%, and the ChiNext Index up by 2.36% [1][2]. Trading Volume - The total market turnover reached 2.09 trillion yuan, a decrease of 506.2 billion yuan compared to the previous trading day, with over 4300 stocks rising [1]. Sector Performance - The robotics sector surged following the release of a document by Shanghai supporting the research and mass production of humanoid robots, with Sanhua Intelligent Control hitting the daily limit [3]. - The automotive sector also performed well, with Zhongtong Bus and Haima Automobile both reaching the daily limit [3]. - The recombinant protein and CRO sectors were active, led by Sai Sheng Pharmaceutical and Boteng Co., Ltd. [3]. - The aviation and airport sectors saw gains, with Huaxia Airlines hitting the daily limit [3]. - Other sectors with notable increases included high-pressure fast charging, Kirin batteries, precious metals, automotive parts, and chemical pharmaceuticals [3]. Declining Sectors - The shipping and port sector declined, with Nanjing Port dropping over 7% [3]. - The small metals and rare earth permanent magnet sectors retreated, with Galaxy Magnetic Materials leading the decline [3]. - The photolithography machine sector weakened, with New Lai Material falling over 12% [3]. - Other sectors with significant declines included grain concepts, genetically modified organisms, cultivated diamonds, and electronic chemicals [3].