Szetern as Etern Optoelectronics Global Business Official Website, connect with the world. Etern Optoelectronics, was founded in 2002, establish subsidiaries in multiple locations, included Shanghai, Suzhou, Wuhan, Chengdu, and other places. After 20 years development, Etern Optoelectronics has become a professional manufacturer, which is good at R&D as well as production optical and passive chips and devices, laser chips, optical transceivers, and subsystems.