Orient Electronics Co., Ltd (formerly Fine Suntronix) is a South Korean power-supply manufacturer established in 1979 and based in Seongnam, Gyeonggi-do. A leading domestic maker of switching-mode power supplies, Orient builds DIN-rail SMPS, enclosed AC/DC units, isolated DC/DC modules and noise filters for communications and industrial use. Manufacturing is backed by full in-house design, reliability testing and 100% full-load burn-in, with ISO 9001 quality and UL, CSA and CE safety approvals.