China Aviation Supplies Holding Company (CASC) is a Chinese aircraft lessor established in October 2002 and succeeding China Aviation Supplies Import & Export Group Corporation, founded in 1980. It offers operating lease, aircraft trading, sale-leaseback, asset management and engineering services, aircraft maintenance and manufacturing, flight training and support services, consulting, property management, advertising and IT, it has 14 framework agreements with Airbus and Boeing. Of the six holding companies of China's Civil Aviation Administration, it was the first established.[1]