中国上证综指7月23日（周三）开盘上涨7.02点，涨幅：0.2%，报3588.88点；中国深证成指7月23日（周三）开盘上涨1.49点，涨幅：0.01%，报11101.32点；中国沪深300指数7月23日（周三）开盘上涨10.19点，涨幅：0.25%，报4129.15点；中国创业板指数7月23日（周三）开盘下跌2.74点，跌幅：0.12%，报2308.11点；中国科创50指数7月23日（周三）开盘上涨0.31点，涨幅：0.03%，报1016.58点。

Market Performance - The Shanghai Composite Index opened on July 23 with an increase of 7.02 points, representing a rise of 0.2%, closing at 3588.88 points [1] - The Shenzhen Component Index opened with a slight increase of 1.49 points, showing a change of 0.01%, closing at 11101.32 points [1] - The CSI 300 Index opened up by 10.19 points, reflecting a growth of 0.25%, ending at 4129.15 points [1] - The ChiNext Index experienced a decline, opening down by 2.74 points, which is a decrease of 0.12%, closing at 2308.11 points [1] - The STAR 50 Index opened with a minor increase of 0.31 points, indicating a rise of 0.03%, closing at 1016.58 points [1]