A股午评：创业板指跌0.83%，商业航天股大面积跌停，新“易中天”继续强势

Market Overview - The three major A-share indices collectively adjusted, with the Shanghai Composite Index down 0.03% to 4163.84 points, the Shenzhen Component Index down 0.31%, and the ChiNext Index down 0.83% [1] - The North Stock 50 Index decreased by 0.27% [1] - The total trading volume in the Shanghai and Shenzhen markets reached 24,684 billion yuan, an increase of 1,360 billion yuan compared to the previous day, with over 2,800 individual stocks declining [1] Sector Performance - Precious metals prices reached historical highs, leading to a significant increase in the precious metals sector [1] - The medical services, gaming, and CRO (Contract Research Organization) sectors showed notable gains [1] - Several companies issued risk warning announcements, resulting in a widespread decline in commercial aerospace stocks [1] - The military equipment, controllable nuclear fusion, and CPO (Contract Production Organization) sectors experienced the largest declines [1] Individual Stock Highlights - The new "Yi Zhongtian" continued to perform strongly, with "Yidian Tianxia" and "Tianlong Group" achieving three consecutive trading limit increases [1] - "Chinese Online" saw a rise of over 14% [1]