NEW YORK, May 17 (Xinhua) -- U.S.-listed Chinese companies traded higher on Tuesday with all the top 10 stocks by weight in the S&P U.S. Listed China 50 index ending the day on an upbeat note.

       Shares of NIO and BeiGene jumped 14.3 percent and 7.28 percent, respectively, leading the gains in the top 10 stocks in the index.

       Shares of Alibaba Group Holding and Pinduoduo surged 6.37 percent and 6.13 percent, respectively, also among the best performers in the top 10 stocks.

       U.S. stocks climbed on Tuesday, bolstered by a solid comeback in tech names.

       The Dow Jones Industrial Average rose 431.17 points, or 1.34 percent, to 32,654.59. The S&P 500 was up 80.84 points, or 2.02 percent, to 4,088.85. The Nasdaq Composite Index increased 321.73 points, or 2.76 percent, to 11,984.52.

       The Cboe Volatility Index, widely considered as the best fear gauge in the stock market, dipped 4.99 percent to 26.10.

       As of Monday, 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 2,209.95, marking a 6.12-percent slide for the month-to-date returns and a 25.8-percent loss for the year-to-date returns.