3月27日热门中概股多数下跌 华住酒店集团涨2.34%，小马智行跌14.66%

Group 1 - The Nasdaq China Golden Dragon Index (HXC) declined by 2.55% on March 27, with most Chinese concept stocks experiencing a drop [1][8] - Among the stocks that increased, China Telecom rose by 0.09%, Huazhu Hotels Group increased by 2.34%, and BOSS Zhipin gained 1.42% [1][8] - Notable declines included TSMC down by 6.20%, Alibaba down by 3.43%, and Pinduoduo down by 1.94% [1][8] Group 2 - The U.S. stock market closed lower on Thursday, with the Nasdaq dropping over 520 points, primarily driven by technology stocks [2][9] - The Dow Jones Industrial Average fell by 470.12 points, a decrease of 1.01%, closing at 45,959.37 points [2][9] - The S&P 500 index decreased by 114.78 points, down 1.74%, ending at 6,477.12 points [2][9]