MERV
Advanced
Ameco Beijing signed a five-year contract with United Airlines covering heavy airframe MRO on UA's 747s and 777s including C checks, and cabin upgrades. Work on 777s begins in June and 747 MRO will start in October. The parties' five-year 777 heavy maintenance deal expired last year. UA currently operates 52 777s and 24 747s. Ameco Beijing is a joint venture between UA Star Alliance partners Air China and Lufthansa.
http://www.atwonline.com/channels/maintenance/index.html