class of service upgrade program tradersto continue to improve the work of serving passengers in the coming time, vietnam airlines will continue to upgrade the standard of service on all flights. from September 1996, vietnam airlines has been perfecting the program to upgrade the service quality trader class with the major airlines in the region, to meet a good way for the needs of business guests. in order to facilitate more convenient for passengers travelling on flights of vietnam airlines, we have partnered with other airlines in the world, signed an agreement to cooperate in a variety of forms such as aircraft venture, Venture Exchange place and connecting flights
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