午评：沪指半日跌0.19%，光伏概念集体反弹

Market Overview - On August 1, the market experienced a slight decline after an early surge, with the three major indices showing minor decreases [1] - The total trading volume in the Shanghai and Shenzhen markets was 994.9 billion, a decrease of 147.9 billion compared to the previous trading day [1] - By the end of the trading session, the Shanghai Composite Index fell by 0.19%, the Shenzhen Component Index by 0.15%, and the ChiNext Index by 0.16% [1] Sector Performance - The market saw a mixed performance with over 2900 stocks rising, while certain sectors faced declines [1] - The photovoltaic, express logistics, innovative pharmaceuticals, and paper-making sectors showed the highest gains [1] - Conversely, the shipbuilding sector, civil explosives, cross-border payments, and CPO sectors experienced the most significant declines [1] Notable Stocks - The photovoltaic sector rebounded collectively, with Jiejia Weichuang hitting the daily limit [1] - The innovative pharmaceutical sector continued to strengthen, with Weikang Pharmaceutical also reaching the daily limit [1] - The express logistics sector became active again, with Shentong Express hitting the daily limit [1] - In contrast, the sports sector faced adjustments, with Gongchuang Turf hitting the daily limit downwards [1] Trading Statistics - The limit-up performance rate was recorded at 67.00%, with 35 stocks hitting the limit and 17 stocks touching it [4] - The opening rate was 63%, and the profit rate stood at 56% [4]