Prof. Dr. Tran Ngoc Tho from UEH outlines the questionable concepts in the US Treasury report labelling Vietnam and Switzerland currency manipulators.

 VietNamNet Bridge - The first banknote in the history of Vietnam's currency is the one called "Thong bao hoi sao" which was issued in 1396 by Ho Qui Ly. More than six centuries later, banknotes increasingly confirm its important position in life.