NEW YORK, May 18 (Xinhua) -- U.S.-listed Chinese companies traded lower on Wednesday with all the top 10 stocks by weight in the S&P U.S. Listed China 50 index ending the day on a downbeat note.

       Shares of BeiGene and Alibaba Group Holding dropped 5.4 percent and 5.09 percent, respectively, leading the losses in the top 10 stocks in the index.

       Shares of NIO and JD.com slipped 4.81 percent and 4.6 percent, respectively, also among the worst performers in the top 10 stocks.

       U.S. stocks plummeted on Wednesday as weak earnings from major retailers stoked concerns about the impact of inflation.

       The Dow Jones Industrial Average plunged 1164.52 points, or 3.57 percent, to 31,490.07. The S&P 500 fell 165.17 points, or 4.04 percent, to 3,923.68. The Nasdaq Composite Index shed 566.37 points, or 4.73 percent, to 11,418.15.

       The Cboe Volatility Index, widely considered as the best fear gauge in the stock market, spiked 18.62 percent to 30.96.

       As of Tuesday, the S&P U.S. Listed China 50 index, which is designed to track the performance of the 50 largest Chinese companies listed on U.S. exchanges by total market cap, stood at 2,303.53, marking a 2.14-percent slide for the month-to-date returns and a 22.66-percent loss for the year-to-date returns.