商业航天强势回归，航空航天ETF（159227）再度翻红，规模位居同类第一

Group 1 - The A-share market showed mixed performance on February 4, with the Shanghai Composite Index slightly up and the ChiNext Index rising in the afternoon, while the commercial aerospace sector rebounded after a previous surge [1] - The Aerospace ETF (159227) increased by 0.14% with a trading volume of 4.83 billion yuan, maintaining its position as the leader in its category [1] - The Aerospace ETF has seen net inflows in 4 out of the last 5 trading days, totaling 257 million yuan, with the latest fund size reaching 3.381 billion yuan, also leading in its category [1] Group 2 - SpaceX has submitted an application to the FCC to launch and operate a constellation of up to 1 million satellites, while also acquiring xAI to integrate aerospace, communication, and AI technologies, accelerating the fusion of commercial aerospace and AI [1] - The Aerospace ETF closely tracks the National Aerospace Index, covering leading companies across the entire industry chain, including fighter jets, aircraft engines, rockets, missiles, satellites, and radars, aligning perfectly with the "integrated aerospace" strategic direction [1] - The ETF has a high commercial aerospace content of 69.65%, with top holdings including Aerospace Development, China Satellite, Aerospace Electronics, and other industry leaders [1]