财联社·2025-12-18 03:45Market Overview - A-shares showed mixed performance with the Shanghai Composite Index turning positive while the ChiNext Index fell nearly 2% [1] - The trading volume in the Shanghai and Shenzhen markets reached 1.05 trillion yuan, an increase of 21.2 billion yuan compared to the previous trading day [1] - Over 3,600 stocks in the market experienced gains [1] Sector Performance - The commercial aerospace sector saw a significant surge, with stocks like Shengyang Technology and Shunhao Co. hitting the daily limit [3] - The Long March 12甲 reusable launch vehicle, developed by the China Aerospace Science and Technology Corporation, is scheduled for its historic first launch in December 2025 [3] - The National Space Administration has issued a plan for the high-quality and safe development of commercial aerospace from 2025 to 2027, outlining 22 key measures [3] - The establishment of a dedicated "Commercial Aerospace Department" by the National Space Administration marks a new era of specialized management [3] - Conversely, the lithium battery sector experienced a decline, with companies like Haike Xinyuan and CATL seeing drops in stock prices [3] - The pharmaceutical and commercial aerospace sectors led the gains, while the battery and securities sectors faced the largest declines [3] Closing Summary - At the close, the Shanghai Composite Index rose by 0.16%, while the Shenzhen Component Index fell by 0.85% and the ChiNext Index dropped by 1.81% [3]