BEIJING, Feb. 3 (Xinhua) -- Chinese stocks opened mixed on Wednesday, with the benchmark Shanghai Composite Index down 0.07 percent to open at 3,531.15 points.

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The Shenzhen Component Index opened 0.16 percent higher at 15,360.42 points.

The ChiNext Index, tracking China's NASDAQ-style board of growth enterprises, was up 0.51 percent to open at 3,245.26 points.