Apec Corporation manufactures and exports an extensive range of air filters for vehicle interiors as well as equipment for manufacturing automotive filters. Established in 1988, Apec Corporation is a privately owned company with registered capital of US$10 million and total investment of US$15 million. The company employs a workforce of 70, including 10 production engineers and 5 quality assurance staff, at its headquarters and production facilities in Yongin City. Annual revenues are around US$8.5 million, with exports to the USA, Mexico, Asia and the Middle East accounting for the majority of sales.