午评：沪指半日跌0.19% 光伏概念集体反弹

Market Overview - The market experienced a slight decline in the morning session, with the Shanghai Composite Index down by 0.19%, the Shenzhen Component down by 0.15%, and the ChiNext Index down by 0.16% [1][2] - 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] Sector Performance - The photovoltaic sector saw a collective rebound, with Jiejia Weichuang hitting the daily limit [1] - The innovative drug 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] - Conversely, the sports sector faced adjustments, with Gongchuang Turf hitting the daily limit down [1] Stock Performance - Over 2,900 stocks in the market experienced gains, indicating a mixed performance among individual stocks [1] - The sectors with the highest gains included photovoltaic, express logistics, innovative drugs, and paper manufacturing, while sectors such as China Shipbuilding, civil explosives, cross-border payments, and CPO saw declines [1]