Every AI Express, on March 19, the three major U.S. stock indexes opened lower and moved higher and closed up collectively. The Dow rose 0.78%, and this week rose 5.5%; the S&P 500 rose 1.17%, and this week rose 6.16%; The Nasdaq rose 2.05%, up 8.18% this week. The S&P 500 and Nasdaq posted their biggest weekly gains since November 2020. Popular Chinese stocks rose sharply, the Nasdaq China Golden Dragon Index rose 7.5%, Didi rose more than 60%, Zhihu rose more than 54%, Tiger Securities rose more than 33%, Xpeng Motors and Bilibili rose more than 15% %, Weilai rose more than 11%, and Pinduoduo rose more than 8%. Semiconductors, software applications, and automobile manufacturing sectors were among the top gainers, Daxin Energy rose more than 8%, American software rose more than 7%, Asmar rose nearly 4%, and Fisker rose more than 3%. Large technology stocks generally rose, Nvidia rose more than 6%, Tesla rose more than 3%, and Apple and Amazon rose more than 2%. The precious metals sector was among the top losers, with Hecla Mining down more than 3% and American Gold Corporation down nearly 2%.