中国上证综指7月18日（周五）收盘上涨17.66点，涨幅：0.5%，报3534.48点；中国深证成指7月18日（周五）收盘上涨40.22点，涨幅：0.37%，报10913.84点；中国沪深300指数7月18日（周五）收盘上涨24.06点，涨幅：0.6%，报4058.55点；中国创业板指数7月18日（周五）收盘上涨7.83点，涨幅：0.34%，报2277.15点；中国科创50指数7月18日（周五）收盘上涨1.88点，涨幅：0.19%，报1007.53点。

Market Performance - The Shanghai Composite Index closed at 3534.48 points, up 17.66 points, with a gain of 0.5% on July 18 [1] - The Shenzhen Component Index closed at 10913.84 points, up 40.22 points, with a gain of 0.37% on July 18 [1] - The CSI 300 Index closed at 4058.55 points, up 24.06 points, with a gain of 0.6% on July 18 [1] - The ChiNext Index closed at 2277.15 points, up 7.83 points, with a gain of 0.34% on July 18 [1] - The STAR 50 Index closed at 1007.53 points, up 1.88 points, with a gain of 0.19% on July 18 [1]