1月商业航天将迎来密集发射，航空航天ETF（159227）小幅回踩，商业航天含量高达70%

Group 1 - The core viewpoint of the news is that the commercial aerospace sector in China is entering a new phase of rapid development, driven by increased launch activities and new listing standards for aerospace companies [1] - As of January, there will be a series of launches in the commercial aerospace sector, with various Long March rockets ready for deployment [1] - The number of commercial aerospace companies in China has exceeded 600, with a total of 25 launch sites (18 operational and 7 under construction) [1] Group 2 - The Aerospace ETF (159227) closely tracks the National Aerospace Index, covering leading companies across the entire industry chain, including fighter jets, aircraft engines, rockets, missiles, satellites, and radars [2] - The commercial aerospace concept accounts for a high weight of 70% in the ETF, with top holdings including Aerospace Development, China Satellite, Aerospace Electronics, AVIC, and AVIC High-Tech [2]