(File photo: VCG)

BEIJING, May 21 (Xinhua) -- Chinese stocks opened mixed on Tuesday, with the benchmark Shanghai Composite Index down 0.1 percent to open at 2,867.71 points.

The Shenzhen Component Index opened 0.05 percent higher at 8,920.46 points.

The ChiNext Index, China's NASDAQ-style board of growth enterprises, was up 0.04 percent to open at 1,469.97 points Tuesday.

The ChiNext Index, together with the Shenzhen Component Index and the Shenzhen SME (small and medium-sized enterprises) Board Index, are major indices reflecting the performance of stocks listed on the Shenzhen Stock Exchange.