Hanoi, May 27 -- Vietjet signed an aircraft purchase agreement with European aerospace giant Airbus for 20 A330-900 wide-body jets on May 26, marking a milestone in the carrier's development plan for the next decade. The signing was witnessed by State President Luong Cuong and French President Emmanuel Macron as part of the latter's state visit to Vietnam. The long-term order will help the airline expand its international route network across the Asia-Pacific, enabling it to increase flights on in-demand routes while preparing for future long-haul services to Europe. Vietjet Chairwoman and CEO Nguyen Thi Phuong Thao said the modern Airbus aircraft with advanced performance and fuel efficiency have been instrumental in supporting Vietjet's...