午评：沪指跌0.44% 贵金属股跌幅靠前

Market Overview - The Shanghai and Shenzhen stock indices opened lower on October 22, with significant fluctuations observed throughout the morning session, leading to a decline by midday [1] - The Shanghai Composite Index closed at 3899.05 points, down 0.44%, with a trading volume of approximately 479.3 billion yuan [1] - The Shenzhen Component Index closed at 12971.98 points, down 0.81%, with a trading volume of approximately 618.7 billion yuan [1] - The ChiNext Index closed at 3056.23 points, down 0.89%, with a trading volume of approximately 280.7 billion yuan [1] - The North Star 50 Index, however, saw an increase of 1.19%, closing at 1475.71 points with a trading volume of approximately 16.2 billion yuan [1] Sector Performance - The artificial meat and combustible ice sectors led the gains in the early trading session, while engineering machinery and wind power sectors experienced significant increases [1] - Notable declines were observed in the precious metals, shipping, and non-ferrous metals sectors [1] Industry Insights - Citic Securities highlighted the acceleration of commercialization in quantum communication and measurement, with domestic research leading globally and key advancements in industrial applications [3] - The report emphasized the potential investment opportunities in the quantum information sector due to supportive policies and competitive advancements [3] Government Initiatives - The Guangdong provincial government announced an action plan for AI empowerment in manufacturing from 2025 to 2027, focusing on digital transformation and intelligent upgrades across various industries [5] - The plan includes 16 policy measures aimed at enhancing supply, promoting application, and optimizing support systems for manufacturing [5] - Specific industries targeted for AI application include smart terminals, new energy vehicles, and textiles, with financial support for qualifying small and medium-sized enterprises [5] Corporate Engagement - The Chinese Minister of Commerce met with the CEO of Airbus, discussing continued cooperation in the Chinese market, which has become a significant consumer and import market [4] - Airbus expressed confidence in the Chinese economy and the aviation industry, particularly with the upcoming launch of a second A320 assembly line in Tianjin [4]