午评：主要股指显著调整 Sora概念领涨 通信设备领跌

Market Overview - The Shanghai and Shenzhen stock markets opened lower on October 31, with the Shanghai Composite Index down 0.63% to 3961.62 points and a trading volume of approximately 697.1 billion yuan [1] - The Shenzhen Component Index fell 0.62% to 13447.94 points, with a trading volume of about 859.6 billion yuan, while the ChiNext Index dropped 1.49% to 3214.48 points, with a trading volume of around 394.1 billion yuan [1] Sector Performance - At the opening, sectors such as precious metals, Hainan Free Trade Zone, and duty-free shops showed gains, while sectors like cultivated diamonds, rare earth permanent magnets, and storage chips experienced declines [1] - Notable increases were observed in sectors like sodium batteries, solid-state batteries, internet, Sora concept, immunotherapy, innovative drugs, dispersed dyes, and sci-tech growth layers [1] - By midday, the Sora concept, short drama games, and Xiaohongshu concept led in gains, while communication equipment, cultivated diamonds, and semiconductor sectors faced the most significant declines [1] Institutional Insights - CITIC Securities anticipates a recovery in the macroeconomic and liquidity environment, suggesting investors focus on sectors with strong third-quarter performance and those benefiting from anti-involution policies [2] - China Galaxy Securities predicts a fluctuating upward trend in the A-share market in November, driven by policy support and improved external conditions, emphasizing technology self-reliance and modern industrial system construction as key investment themes [2] Industry Trends - The rise of "AI comic dramas" is noted as a new content form that merges AI technology with short animations, potentially capturing a significant share of internet time among younger audiences [3] - The National Development and Reform Commission and other departments have launched an action plan to promote the integration of data industries with low-altitude economy, unmanned driving, and embodied intelligence, aiming for significant progress by the end of 2027 [4] Economic Indicators - The Purchasing Managers' Index (PMI) for high-tech manufacturing, equipment manufacturing, and consumer goods sectors remains above the expansion threshold, indicating optimistic market expectations [5][6] - The production and business activity expectation index for certain industries, such as non-ferrous metal smelting and aerospace equipment, has risen above 60%, reflecting increased confidence in industry development [6] Government Support - The Ministry of Industry and Information Technology is committed to supporting the growth of small and medium-sized enterprises in the biomanufacturing sector, focusing on technological breakthroughs and market expansion [7]