China Aviation Supplies Import & Export Corporation (CASC) started its aviation products consignment service since 1986, which basically covers the consignment, leasing, maintenance agent, claim, custom clearance and transportation service. Through successful operation for about twenty years, this service is playing an increasingly important role in the aviation supply system of CASC. In the brand new age when the civil aviation industry has totally stepped into the course of market economy, the consignment service of CASC will continue its commitment to further reduce the operation cost and best serve the airlines.