NEW YORK, Dec. 13 (Xinhua) -- U.S.-listed Chinese companies traded mostly lower on Thursday with six 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 BeiGene and SINA Corporation slipped 7.38 percent and 3.8 percent, respectively, leading the laggards in the top 10 stocks of the index.

Shares of JD.com and NetEase rose 3.75 percent and 2.53 percent, respectively, leading the advancers in the top 10 stocks of the index.

U.S. stocks ended mixed on Thursday as investors continued to digest the latest developments concerning trade issues and a slew of economic data.

The Dow Jones Industrial Average increased 70.11 points, or 0.29 percent, to 24,597.38. The S&P 500 fell 0.53 points, or 0.02 percent, to 2,650.54. The Nasdaq Composite Index decreased 27.98 points, or 0.39 percent, to 7,070.33.

The Cboe Volatility index, widely considered the best fear gauge in the stock market, dropped 3.77 percent to 20.65 on Thursday.

As of Wednesday, the S&P U.S. Listed China 50 index stood at 2,491.96, marking a 1.62-percent decrease for the month-to-date returns and a 19.38-percent loss for the year-to-date returns. Enditem