Group 1 - The A-share market saw significant gains in commercial aerospace stocks, with multiple companies hitting the daily limit up [1] - Notable performers included Shaoyang Hydraulic, which reached a limit up of 20.01%, and Tianrun Technology, which increased by over 18% [2] - The upcoming launch of the "Vesta-1 Sea Launch" commercial rocket by Xinghe Power Aerospace is a key driver behind the market activity [1] Group 2 - Shaoyang Hydraulic has a total market capitalization of 5.403 billion, with a year-to-date increase of 56.91% [2] - Tianhai Technology experienced an 18.50% increase, with a market cap of 2.449 billion and a year-to-date rise of 20.84% [2] - Other companies such as Taisheng Wind Power and Heshun Electric also saw significant gains, with year-to-date increases of 26.86% and 30.47% respectively [2]