Gem Hsin Electronics Co. Ltd., formally known as Jstac Corporation, was established in Taiwan in May 2011. Gem Hsin's mission is to save energies and provide genuine green lives to all people. Gem Hsin also devotes itself in reducing carbon dioxide emissions and upgrading lighting quality. From saving natural resources and increasing energy efficiencies, to providing environmental-friendly lighting solutions for office, school, indoor and outdoor applications, Gem Hsin is a professional R&D and manufacturing company for LED lighting.

With many year's accumulated experience from Jstac, Gem Hsin is now dedicated in providing comprehensive ODM services to its worldwide customers,and hopes to become a major foundation and key