Group 1 - The Shanghai Stock Exchange and China Securities Index Co., Ltd. announced adjustments to the sample of the Sci-Tech Innovation 50 Index, effective after the market closes on March 13, 2026 [2] - GuoDun Quantum, ZhongKe FeiCe, and ZhongKe XingTu will be added to the Sci-Tech Innovation 50 Index, while Rejing Bio, Sry New Materials, and Junshi Biosciences, among 10 other securities, will be added to the Sci-Tech Innovation 100 Index [4]