China's stock indices ended higher for a fourth trading day on Tuesday as investors sentiment remained bullish.

The benchmark Shanghai Composite Index closed up 0.68 percent at 2,671.89 points. The Shenzhen Component Index ended 1.15 percent higher at 8,010.07 points.

MSCI, one of the world's largest index providers, announced Tuesday that it would include 12 more Chinese companies to its MSCI indices, effective on Feb. 28. Five A shares, including Foxconn Industrial Internet Co., and Aluminum Corporation of China, were added to the indices.

Boosted by the news, Foxconn, Apple's contract manufacturer, jumped 3.21 percent to close at 12.54 yuan per share.

The pharmaceutical sector posted strong performance. Kangmei Pharmaceutical Co. surged by the daily limit of 10 percent to end at 7.36 yuan.

Coal shares were also among the winners, with Yanzhou Coal Mining Co., a major coal producer, up 1.85 percent at 9.37 yuan.

The ChiNext Index, China's NASDAQ-style board of growth enterprises, gained 1.23 percent to close at 1,332.27 points.