O2Micro International Ltd. engages in design, development, and marketing of integrated circuits and solutions. The company is headquartered in George Town, Grand Cayman and currently employs 315 full-time employees. The company went IPO on 2000-08-23. The firm's power management products include integrated circuits (ICs) for liquid crystal display (LCD) and light emitting diode (LED) lighting; control and monitoring of battery charging and discharging; direct current (DC)/DC and alternating current (AC)/DC conversion, and to provide select and switch functionality between power sources. The Company’s products across consumer electronics market includes LCD and LED displays, portable media players and digital cameras, among others. The Company’s products across computer market includes desktop computers, tablet computers, notebooks, netbooks, and mobile communication applications, including smart phones. Its products across industrial market and automotive markets include battery management systems for power tools, electric bikes and vacuum cleaners, among others.