Changyingtong (688143.SH) stated on the interactive platform on September 3 that commercial aerospace, as an emerging sector of the national economy, is a concrete manifestation of innovation-driven development. The core product of the company, the fiber optic ring, is a core sensitive component in the fiber optic gyroscope, which can provide guarantee for the launch of commercial aerospace rockets and the operation of satellites in orbit. The company has successfully developed special optical fibers and fiber optic rings for space irradiation environments. Combined with the company's automatic winding technology, it will be able to provide reliable attitude reference and large-scale support for aircraft in commercial aerospace in the future.