Minh was also a member of the Politburo of the Communist Party of Vietnam, the country's highest decision-making body, headed by General Secretary Nguyễn Phú Trọng.

On December 30, 2022, he was voted out of both the Central Committee and the Politburo of the Communist Party of Vietnam and stepped down from his position on January 5, 2023, after the National Assembly selected a successor.

[2] His dismissal was announced without specific reasons, but the moves come after he was accused of being involved in a scheme to extort fees to repatriate Vietnamese citizens stuck abroad during the COVID-19 pandemic with his ministerial assistant being arrested earlier in September 2022.

He obtained a Master of Arts in Law and Diplomacy at Fletcher School, Tufts University, United States of America.

[5] Minh began his diplomatic career in 1981 as a Desk Officer at the Department of Training in the Ministry of Foreign Affairs of Viet Nam.