Citizen Electronics Co., Ltd. develops, manufactures, and sells electronic devices and applied products focused on LEDs. It offers lighting LEDs, compact chip LEDs, tactile switches, optical sensors, and assemblies. The company also provides LED backlight units for color LCDs, flash LEDs for cellular phones, and white high-power LEDs for general lighting. Citizen Electronics Co., Ltd. was founded in 1970 and is headquartered in Fujiyoshida-shi, Japan with additional offices in Yamanashi, Tokyo, and Kansai, Japan; Shanghai and Jiangmen, China; Kowloon, Hong Kong; Schaumburg, Illinois; San Jose, California; and Frankfurt, Germany. Citizen Electronics Co., Ltd. operates as a subsidiary of Citizen Watch Co., Ltd.