The state-owned lender sold the dollar at VND23,770 Wednesday, down 0.08% from Tuesday.
The rate at Techcombank was VND23,770, down 0.25%.
Eximbank maintained the greenback at VND23,580.
Unofficial exchange points sold the dollar at VND23,620, up 0.30%.
The State Bank of Vietnam raised its reference rate by 0.01% to VND23,624.
The USD/VND exchange rate has increased by 0.17% since the beginning of the year.
Globally the dollar eased on Wednesday after Federal Reserve Chair Jerome Powell failed to offer fresh signs of a hawkish pushback against a resilient labour market in the U.S., leading investors to bet that interest rates may not rise much further, Reuters reported.
Sterling rose 0.06% to $1.2057, rebounding from Tuesday’s one-month trough of $1.19615.
Similarly, the euro was last 0.04% higher at $1.0732, after falling to $1.06695 in the previous session, its lowest since January 9.