突发回调！半导体板块重挫！发生了什么？

Core Viewpoint - The Chinese asset market is experiencing a collective pullback, with significant declines in A-shares and Hong Kong stocks following a strong trading day after the holiday [2][3]. Market Performance - On October 10, A-shares saw a substantial drop, with the Shanghai Composite Index falling approximately 1% to below 3900 points, and the ChiNext Index declining over 5% at one point. The closing figures were: Shanghai Composite Index down 0.94% at 3897.03 points, Shenzhen Component Index down 2.7% at 13355.42 points, and ChiNext Index down 4.55% at 3113.26 points [2]. - Hong Kong stocks also faced declines, with the Hang Seng Index dropping nearly 2% and the Hang Seng Tech Index falling over 3% [2][3]. Sector Analysis - The semiconductor sector experienced a significant downturn, with companies like Aojie Technology and Dongxin Co. dropping over 10%, and SMIC falling nearly 8% [2][5]. - Conversely, resource sectors such as gas, coal, steel, and oil saw gains, with companies like Dazhong Public Utilities achieving multiple trading days of gains [9]. - The coal sector is expected to see improved performance in Q3 due to rising coal prices, with potential further increases in Q4 as winter demand rises [9]. Broker Performance - The brokerage sector showed strong performance, with Guosen Securities reaching a near-limit increase and several other firms like GF Securities and Huatai Securities also seeing gains [11][12]. - Analysts suggest that the brokerage sector's attractiveness is supported by policy improvements, increased market confidence, and a shift towards high-value-added services [13].