开盘：上证指数开盘下跌0.02%，创业板指上涨0.21%

Market Overview - The Shanghai Composite Index opened at 3811.67 points, down 0.84 points, a decrease of 0.02% [1] - The Shenzhen Component Index opened at 12631.98 points, up 41.42 points, an increase of 0.33% [1] - The ChiNext Index opened at 2964.43 points, up 6.25 points, an increase of 0.21% [1] - The CSI 300 Index opened at 4467.17 points, up 6.85 points, an increase of 0.15% [1]