SIA Engineering Company Limited (SIA Engineering) is an aircraft service provider. The company offers maintenance, repair and overhaul of aircraft, engines and related components. Its services include airframe maintenance and overhaul, line maintenance and technical handling, component maintenance and overhaul, fleet management program, engine overhaul, passenger-to-freighter conversion, cabin modifications and training academy. SIA Engineering has operations in Australia, China, Indonesia, Ireland, the Philippines, Taiwan, the US and Vietnam. It has joint venture with Fuel Accessory Service Technologies, PWA International, Asian Surface Technologies, Safran Electronics Asia Pte Ltd, Southern Airports Aircraft Maintenance Services Company Limited, SIA Engineering and other compaines. SIA Engineering is headquartered in Singapore.