「每日收评」单日缩量超3000亿！三大指数均小幅收跌，AI应用方向午后再度活跃

Market Overview - The market experienced fluctuations with the three major indices slightly declining, with the Shanghai Composite Index down by 0.37%, the Shenzhen Component Index down by 0.17%, and the ChiNext Index down by 0.24% [1] - The total trading volume in the Shanghai and Shenzhen markets was 1.6 trillion yuan, a decrease of 337.7 billion yuan compared to the previous trading day [1] Sector Performance - The pharmaceutical sector showed resilience, with stocks like Angli Kang and Weikang Pharmaceutical hitting the daily limit [1][2] - The photovoltaic sector rebounded, with stocks such as Jiejia Weichuang and Shuangliang Energy reaching the daily limit, following the Ministry of Industry and Information Technology's announcement of energy-saving inspection tasks for the polysilicon industry [1][7] - AI applications saw a recovery in the afternoon, with stocks like Dingjie Zhizhi and Zhengzhong Design hitting the daily limit, supported by the State Council's approval of the "Artificial Intelligence +" action plan [4][12] Price Trends - As of the end of July, prices for polysilicon, monocrystalline silicon wafers, and solar cells have significantly increased, while photovoltaic module prices have lagged behind [2] - The market for polysilicon has not yet shown substantial recovery, indicating that further positive factors are needed for improvement [2] Investment Insights - The pharmaceutical sector is experiencing internal differentiation, with lower-tier stocks gaining more attention while leading stocks like WuXi AppTec and HengRui Medicine are undergoing adjustments [3] - The AI application sector is currently seen as a speculative opportunity, lacking sufficient performance support, and is more focused on thematic trading [4][6] Policy Developments - The National Development and Reform Commission has fully allocated the 800 billion yuan for "two heavy" construction projects, emphasizing the acceleration of project construction and high-quality implementation [11] - The NDRC highlighted that the country is in a critical window for the application of artificial intelligence, aiming to promote large-scale commercialization and integration of AI across various sectors [13]