Toan beat Kitidech Hirunsuk of Thailand by unanimous decision after 12 roundsto secure the minimum weight title.
Toan, 29, is the Vietnam champion of the men's 48kg category for the last twoyears. He has only been boxing for three years after long time practising andcoaching vovinam (Vietnamese traditional martial art).
Prior to the final fight, he competed in three matches and won all with twoknock-outs (KO).
Meanwhile undefeated Hirunsuk recorded all eight wins with five KOs and plannedto secure another KO prior to the match.
Toan's belt is the second WBA Asia title of Vietam. The first one went to TruongDinh Hoang who won the super middleweight category in 2020.
The belt is also the third Asian title of Vietnam with Tran Van Thao securingthe World Boxing Council (WBC) Asia in the super flyweight in 2017.
Toan will next focus on the National Boxing Club Cup held in Tien Giang in thenext few days./.