NEW YORK, Sept. 4 (Xinhua) -- U.S.-listed Chinese companies traded mostly lower on Tuesday with all of 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 JD.com, Inc. and New Oriental Education & Technology Group dipped 5.97 percent and 3.91 percent, respectively, leading the laggards in the top 10 stocks of the index.

U.S. stocks ended lower on Tuesday as investors were anxious about the trade tensions between Washington and its key trading partners.

The Dow Jones Industrial Average slipped 12.34 points, or 0.05 percent, to 25,952.48. The S&P 500 was down 4.80 points, or 0.17 percent, to 2,896.72. The Nasdaq Composite Index fell 18.29 points, or 0.23 percent, to 8,091.25.

The Cboe Volatility index, widely considered the best fear gauge in the stock market, increased 2.33 percent to 13.16 on Tuesday.

As of Friday, the S&P U.S. Listed China 50 index stood at 2,905.50, marking a 7.86-percent decrease for the month-to-date returns and a 6.00-percent loss for the year-to-date returns. Enditem