太空算力提速，航空航天ETF（159227）涨超3%，商业航天含量近70%

Group 1 - The A-share market saw a collective rebound on February 3, with the Aerospace ETF (159227) experiencing a strong surge, reaching a gain of 3.41% and a trading volume of 182 million yuan, making it the leader in its category [1] - The Aerospace ETF has attracted over 300 million yuan in net inflows over the past four trading days, bringing its total size to 3.271 billion yuan, also ranking first among its peers [1] - SpaceX announced a merger with AI company xAI, which will integrate artificial intelligence with rocket technology and satellite communications, indicating a significant development in the commercial aerospace sector [1] Group 2 - The Aerospace ETF closely tracks the National Aerospace Index and includes leading companies across the entire industry chain, such as fighter jets, rocket engines, and satellites, aligning with the "integrated aerospace" strategic direction [2] - The ETF has a high commercial aerospace content of 69.65%, with top holdings including Aerospace Development, China Satellite, and Aviation Industry Corporation of China [2]