2 1 Shi Ji Jing Ji Bao Dao·2025-10-20 03:56Market Performance - The market experienced high volatility in the morning session, with the ChiNext Index leading the gains, up 2.49% [1] - The Shanghai Composite Index rose by 0.69%, while the Shenzhen Component Index increased by 1.38% [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.16 trillion yuan, a decrease of 16.5 billion yuan compared to the previous trading day [3] Sector Highlights - The computing hardware sector showed strong performance, with leading companies in optical modules, such as Cambridge Technology, hitting the daily limit [1] - The robotics sector was active, with Sanlian Forging achieving two consecutive trading limits, and other companies like Dayang Electric and Jingxing Paper also hitting the limit [1] - The chip industry chain strengthened again, with Sanfu Co. achieving three trading limits in four days, and Ruineng Technology hitting three consecutive limits [1] - The coal sector continued its strong performance, with Dayou Energy achieving six trading limits in seven days [1] Individual Stock Performance - Zhongji Xuchuang had the highest trading volume, exceeding 19.5 billion yuan [4] - Other notable stocks by trading volume included Xinyi Sheng (12.957 billion yuan), Hanwujing (12.914 billion yuan), and Shenghong Technology (12.158 billion yuan) [4] - Specific stock performances included Zhongji Xuchuang up 8.31%, Xinyi Sheng up 4.86%, and Hanwujing up 4.07% [5]