A股商业航天概念震荡走强，三维通信、腾达科技双双涨停，超捷股份涨超15%，上海瀚讯、天银机电、飞沃科技等跟涨。

Group 1 - The A-share commercial aerospace sector is experiencing a strong rebound, with companies like Sanwei Communication and Tengda Technology hitting the daily limit up [1] - Superjet Co. has seen an increase of over 15%, indicating positive market sentiment towards the sector [1] - Other companies such as Shanghai Hanyun, Tianyin Machinery, and Feiwo Technology are also witnessing gains, reflecting a broader trend in the commercial aerospace industry [1]