A股大幅低开

Market Overview - The A-share market opened significantly lower, with the Shanghai Composite Index down 2.49%, the Shenzhen Component down 3.88%, and the ChiNext Index down 4.44% [2][3] - The Hong Kong market also saw declines, with the Hang Seng Index down 2.5% and the Hang Seng Tech Index down 2.43% [5][6] Stock Performance - Weiqi New Materials (688585) resumed trading and hit the daily limit down, falling 20% [2][4] - Major tech stocks in Hong Kong, such as Bilibili and SenseTime, dropped over 5%, while financial stocks like China Pacific Insurance and Guotai Junan International fell by 6% [5][6] Commodity Market - Coking coal futures saw a significant drop, with the main contract down 3% to 1129 CNY per ton [8] - Copper futures also experienced a decline, with domestic copper down 2.07% to 85040 CNY per ton, and international copper down 2% to 75600 CNY per ton [9] Currency Exchange - The central parity rate of the RMB against the USD was reported at 7.1007, an increase of 41 basis points from the previous trading day [9]