1963-67, studies, Hanoi University; 1971-75, postgraduate student in Metallurgy, Czechoslovakia. 1967-70, Teacher, Bac Thai University of Mechanical Engineering and Electrics. 1976, joined the Ministry of Investment and Planning; until 1996, held various positions including: Head, Industrial Division; Director, Department of Science; Director, Department of Science, Education and Environment; Deputy Minister, Investment and Planning. 1996-97, Minister of Science, Technology and Environment. Since 1997: Deputy Prime Minister of Vietnam; Deputy, 10th Assembly; Member, 8th Party Central Committee.