这一板块持续大涨，多家A股公司回应相关布局

Group 1 - The commercial aerospace sector has recently gained market attention, leading to significant stock price increases for related companies [1] - Companies such as Aerospace Information, Aerospace Changfeng, and Aerospace Engineering have confirmed that they do not engage in commercial aerospace activities [1] - Companies like Si Rui Pu and Huazhu Gaoke are monitoring emerging technologies and market opportunities in commercial aerospace, although their current products are not directly applied in this field [1] - Zhenxin Technology is actively developing products for commercial aerospace applications, focusing on RF and video products [1] - Mengsheng Electronics has successfully applied its satellite navigation products in various launch vehicles, including "Zhuque," "Changzheng," and "Gu Shenxing" [1] Group 2 - Boyun New Materials has developed carbon/carbon throat liner materials that have been successfully used in China's "Kuaizhou series" commercial solid rocket launch vehicles [2] - Suzhou High-tech's subsidiary Dongling Vibration provides vibration testing solutions for commercial aerospace companies, with applications in rockets and satellites [2] - Chuan Yi Co., Ltd. has developed several products, including PDS intelligent pressure transmitters and ultra-low temperature butterfly valves, which support the Hainan commercial aerospace launch site [2]