AOI Electronics Co., Ltd. engages in the manufacture and sale of electronic and functional components. It operates through the Integrated Circuits (IC) and Functional Components divisions. The IC division manufactures and sells modules, IC cards, hybrid IC, optical sensors, and light-emitting diodes. The Functional Components division includes print heads, customized sensors, and network resistors. The company was founded by Michiyoshi Ohnishi on August 18, 1947 and is headquartered in Takamatsu, Japan.