Postgraduate political-economic course
· Hồ Chí Minh National Academy of Politics, Hanoi, Vietnam
Trọng undertook postgraduate political-economic study at the High-level Nguyễn Ái Quốc Party School, the predecessor of the Hồ Chí Minh National Academy of Politics and Public Administration. The coordinate is for the successor institution in Hanoi; the source supports a 1973–1976 course rather than a single date.