The bank, one of Vietnam's two state policy lenders, sold 500 billion dong of three-year bonds at a yield of 11.93 percent, and raised 1.1 trillion dong via three-year bonds at 12.20 percent, the exchange said in a statement.

The Hanoi-based lender also raised 100 billion dong via five-year debt at 12.35 percent, the statement said.

In the last auction on Feb. 24, the bank sold 800 billion dong of two-year bonds at a yield of 11.95 percent, 1.4 trillion dong of three-year debt at 12.23 percent and 1.3 trillion dong of five-year paper at 11.90 percent.