U.S.-listed Chinese companies traded mostly higher on Tuesday, with 7 of 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 JD.com and shares of TAL Education Group, jumped 4.62 percent and 1.70 percent respectively, leading the advancers in the top 10 stocks of the index, while shares of Baidu fell 0.87 percent as the biggest laggard among the 10 stocks.

At Tuesday's close, shares of Alibaba, another Chinese famous e-commerce giant listed in the U.S. equity market, rose 1.64 percent to 209.08 U.S. dollars apiece.

U.S. Stocks closed mixed on Tuesday after the hotly anticipated meeting between the top leader of the Democratic People's Republic of Korea (DPRK) Kim Jong Un and U.S. President Donald Trump in Singapore concluded.

At the close, the Dow Jones Industrial Average was down 1.58 points, or 0.01 percent, to 25,320.73. The S&P 500 was up 4.85 points, or 0.17 percent, to 2,786.85. The Nasdaq Composite Index was up 43.87 points, or 0.57 percent, to 7,703.79.

The Cboe Volatility index, widely considered the best fear gauge in the stock market, edged down 0.08 percent to 12.34 on Tuesday.

As of Monday, the S&P U.S. Listed China 50 index stood at 3,390.35, marking a 6.13-percent gain for the month-to-date returns and a 9.68-percent increase for the year-to-date returns.