ChainCatcher reported that according to Jinshi, the "Big Seven" of the US stock market fell across the board at the opening, with Apple down 9.6%, Microsoft down 4.8%, Nvidia down 14.3%, Google down 6.5%, Amazon down more than 8%, and Tesla down more than 10.85%. By calculation, the total market value of the above 7 technology companies decreased by 1.29 trillion US dollars, of which Apple fell by 321 billion US dollars and Nvidia fell by 378 billion US dollars.