午评：创业板指半日跌超1%，商业航天、AI应用方向持续爆发

Market Overview - The three major indices collectively declined in early trading, with the Shanghai Composite Index down 0.07%, the Shenzhen Component down 0.67%, and the ChiNext Index down 1.1% [1] - The total trading volume in the Shanghai, Shenzhen, and Beijing markets reached 1.3249 trillion yuan, an increase of 21 billion yuan compared to the previous day [1] - Over 3,000 stocks in the market experienced declines [1] Sector Performance - The AI intelligence, commercial aerospace, cross-border payment, real estate, and quantum technology sectors saw the highest gains [1] - Conversely, the chemical fiber, paper, liquor, fertilizer, pork, and liquid cooling server sectors experienced the largest declines [1] Notable Stocks - The commercial aerospace sector saw significant activity, with Tai'er Co. achieving five consecutive trading limit-ups, and LeiKe Defense and Hongying Intelligent achieving three consecutive limit-ups [1] - BlueFocus Communication Technology hit a ten-year high with a limit-up of 20%, while Zhangyue Technology and Desheng Technology also reached trading limits [1] - The pharmaceutical commercial sector faced a downturn, with Lu Yan Pharmaceutical experiencing a flash crash and hitting the trading limit down, leading to declines in DaJia WeiKang, HeFu China, and YaoYiGou [1] - The battery industry chain showed volatility, with HaiKe XinYuan, XinWangDa, and TongGuan Copper Foil among those with significant declines [1]