Trần Đại Quang joined the Communist Party of Vietnam on 26 July 1980 and became official party member on 26 July 1981. And from 1997 he became a member of the Politburo of the Communist Party of Vietnam and a member of the Central Committee of the party. At the 12th Party Congress of the Communist Party of Vietnam in January 2016 Trần Đại Quang the Police General and former Minister of Public Security was proposed as President of the state. On 2 April  2016 with 91.5 percent votes of the 11th Session of the National Assembly. The National Assembly confirmed on that day he official became the new President, he succeeded Trương Tấn Sang. On the same day, he proposed Nguyễn Xuân Phúc as the new head of government.