At the opening of the US stock market, the Dow Jones and S&P 500 opened nearly flat, while the Nasdaq rose 0.16%. Merck (MRK.N) fell 10%, and the company's revenue and profit guidance for the new fiscal year were both lower than expected. The Nasdaq China Golden Dragon Index rose 2.2%. Among its constituent stocks, Kingsoft Cloud (KC.O) rose about 6%, Bilibili (BILI.O) and Li Auto (LI.O) rose about 5%.