[3] In 1994, he was appointed as the acting head coach of the Vietnam national football team.
[4][5] In 1995, he served as the assistant coach of the national team participating in the 1995 SEA Games, winning a silver medal.
[6][7] In 1996, also as the assistant coach, he and the national team won a bronze medal in the Tiger Cup.
[8][9][10] In 1997, he was the head coach of the national team for the 1998 FIFA World Cup qualification in Asia, but was dismissed by the VFF after 5 consecutive losses.
[11][12] In 2008, he was elected as the President of the Ho Chi Minh City Football Federation (term 2008-2012), replacing Mr.