创业板指，大涨2.49%

Group 1 - The A-share market experienced high volatility in the morning session, with the ChiNext index leading the gains. The total trading volume in the Shanghai and Shenzhen markets reached 1.16 trillion, a decrease of 16.5 billion compared to the previous trading day [1] - The computing hardware sector showed strong performance, with the "Yizhongtian" optical module giants leading the rally, and stocks like Cambridge Technology hitting the daily limit [1] - The robotics concept stocks were active, with Sanlian Forging achieving two consecutive limit-ups, and other stocks like Dayang Electric and Jingxing Paper also hitting the daily limit [3] Group 2 - The chip industry chain strengthened again, with Sanfu shares achieving three limit-ups in four days, and Ruineng Technology also hitting three consecutive limit-ups [3] - The coal sector continued its strong performance, with Dayou Energy achieving six limit-ups in seven days. In contrast, the precious metals sector saw a collective decline, with Hunan Silver hitting the daily limit down [3] - By the end of the trading session, the Shanghai Composite Index rose by 0.69%, the Shenzhen Component Index increased by 1.38%, and the ChiNext index surged by 2.49% [3]