A股指数进一步走弱，创业板指跌逾3.00%，沪指跌1.75%！电网设备、半导体芯片、光伏风电、核聚变领跌，近4600股下跌

Group 1 - The A-share major indices have further weakened, with the ChiNext Index dropping over 3.00%, the Shanghai Composite Index falling by 1.75%, and the Shenzhen Component Index decreasing by 2.75% [1] - Sectors such as power grid equipment, semiconductor chips, photovoltaic wind power, and nuclear fusion experienced significant declines, leading to nearly 4,600 stocks in the Shanghai, Shenzhen, and Beijing markets falling [1]