Boeing Shanghai was established in June 2006 as a joint venture of Boeing, Shanghai Airport Authorities and China Eastern Airlines, providing a broad range of services from engineering, aircraft maintenance and modification to component repair and overhaul and supply chain management. Its base maintenance and modification capabilities cover major and minor checks, structure modifications, interior refurbishment and passenger-to-freighter conversion. The aircraft types that Boeing Shanghai can serve include B787, B777, B767, B737CL and B737NG.