GILZE-RIJEN, Netherlands, April 26, 2012 -- The Boeing Company [NYSE: BA] and its Dutch partner the Rotary Wing Training Center (RWTC) officially opened a state-of-the-art CH-47 Chinook helicopter maintenance training facility near Royal Netherlands Air Force base Gilze-Rijen on April 25. The RWTC is a subsidiary of the Netherlands' World Class Aviation Academy (WCAA).