中国上证综指7月15日（周二）开盘上涨0.16点，跌幅：0%，报3519.81点；中国深证成指7月15日（周二）开盘上涨15.86点，涨幅：0.15%，报10700.37点；中国沪深300指数7月15日（周二）开盘上涨6.32点，涨幅：0.16%，报4023.99点；中国创业板指数7月15日（周二）开盘上涨14.34点，涨幅：0.65%，报2211.4点；中国科创50指数7月15日（周二）开盘下跌1.66点，跌幅：0.17%，报990.73点。

Core Points - The Shanghai Composite Index opened at 3519.81 points on July 15, 2023, with a slight increase of 0.16 points, indicating no percentage change [1] - The Shenzhen Component Index opened at 10700.37 points, rising by 15.86 points, reflecting a 0.15% increase [1] - The CSI 300 Index opened at 4023.99 points, up by 6.32 points, showing a 0.16% increase [1] - The ChiNext Index opened at 2211.4 points, gaining 14.34 points, which corresponds to a 0.65% increase [1] - The STAR 50 Index opened at 990.73 points, experiencing a decrease of 1.66 points, representing a 0.17% decline [1]