商业航天指数再度走强，多股涨超5%

Group 1 - The commercial aerospace index has strengthened again, with constituent stocks experiencing a broad increase [1] - Tianyin Electromechanical and Chaojie Co. both rose over 8%, while Tongyu Communication increased by more than 7% [1] - Shanghai Hanyun and Sray New Materials saw gains exceeding 5% [1]