Ge Long Hui·2025-10-17 02:13Group 1 - The Sci-Tech Innovation 50 Index fell over 3%, with notable declines in individual stocks such as Arctech Solar, which dropped over 6%, and Shengyi Technology and Zhongwei Company, both down over 4% [1] - The Shanghai Composite Index closed at 3885.87, down 30.35 points or 0.78% [2] - The ChiNext Index decreased by 64.85 points, representing a decline of 2.14%, closing at 2972.59 [2] - The Shenzhen Component Index fell by 231.89 points, a drop of 1.77%, ending at 12854.52 [2] - The Sci-Tech Innovation 50 Index specifically closed at 1374.81, down 41.76 points or 2.95% [2] - The North Stock 50 Index decreased by 9.64 points, a decline of 0.65%, closing at 1479.07 [2] - The CSI 300 Index closed at 4563.45, down 54.97 points or 1.19% [2] - The Shanghai 50 Index fell by 20.80 points, a decrease of 0.69%, closing at 2998.40 [2]