My Dinh National Sports Complex. Photo: VNA

Vietnamese delegates will join members of sport delegations, representatives of the embassies of ASEAN countries in Vietnam, domestic and foreign reporters at the event.

The ceremony aims to show the presence of the participating countries, welcome sport delegations to SEA Games and encourage the competitive spirit of athletes.

The Games will be held in Hanoi and 11 provinces and centrally-run cities from May 6-23. This will be the 2nd time Vietnam hosts the event, following the first in 2003.