Founded in 2020, headquartered in Changchun, Jlight is a high-tech enterprise specializing in the R&D and manufacturing of semiconductor laser chips and lasers. Its core products include high-power semiconductor laser chips and fiber-coupled laser modules, with wavelength coverage from 450 nm to 2050 nm, serving diverse applications in biomedical fields, industrial pumping, advanced laser equipment, and cutting-edge scientific research.

The company operates a world-class, end-to-end manufacturing platform that covers MOCVD epitaxial growth, wafer processing, cleaving and coating, chip packaging, test characterization, and reliability qualification. This enables Jlight to provide one-stop technical solutions—from chip foundry services to functional module development—while maintaining full, in-house control over every stage from chip design and process engineering to packaging and testing.