Venture(US:VEMLY) Ge Long Hui·2025-10-21 07:39Market Performance - Major A-share indices experienced a collective surge, with the Shanghai Composite Index rising by 1.36% to close at 3916 points, the Shenzhen Component Index increasing by 2.06%, and the ChiNext Index up by 3.02% [1][2] - The total market turnover reached 1.89 trillion yuan, an increase of 141.4 billion yuan compared to the previous trading day, with over 4600 stocks rising [1] Index Details - Shanghai Composite Index: 3916.33 (+52.44, +1.36%) [2] - Shenzhen Component Index: 13077.32 (+264.11, +2.06%) [2] - ChiNext Index: 3083.72 (+90.26, +3.02%) [2] - STAR 50 Index: 1406.32 (+38.42, +2.81%) [2] - CSI 300 Index: 4607.87 (+69.65, +1.53%) [2] Sector Performance - The cultivated diamond sector continued to thrive, with companies like Huanghe Xuanfeng and Hengsheng Energy recording consecutive gains [3] - The shale gas and oil service sectors saw significant increases, with stocks such as PetroChina Oilfield Services and Shenkai Co. hitting the daily limit [3] - The industrial machinery sector surged, with a year-on-year increase of 29.1% in China's engineering machinery import and export trade in September, leading to multiple stocks like Shanhe Intelligent hitting the daily limit [3] - The CPO concept remained active, with stocks like Zhongfu Circuit rising over 10% [3] - Other sectors such as Hubei, PCB, electronic components, and shipbuilding also showed strong performance [3] - Conversely, coal stocks declined, with Antai Group falling over 7%, and a few sectors like precious metals recorded losses [3]