Winners Vietnam will lead Group A and Thailand will headline Group B this year. (Photo: Supplied)JAKARTA - Defending champions Vietnam will face four-times winners Singapore as well as Indonesia, Cambodia and either Brunei or Timor-Leste in Group A of the 2026 Asean Championship following the draw for the group phase in Jakarta on Thursday. Timor-Leste and Brunei will face off in a home-and-away playoff in June to determine the final qualifier for the group phase, which will kick off on July 24. The first legs of the semi-finals will be played on Aug 15 and 16 with the returns on Aug 18 and 19. The final will be played over two legs on Aug 23 and 26.