At the weekly debt sales with 2 trillion dong on offer, the treasury sold 200 billion dong of three-year bond at a coupon of 12.4 percent, and 300 billion dong of five-year debt at a coupon of 12.50 percent, the exchange said in a statement late on Thursday.

In the last auction on Aug. 4, the State Treasury sold 150 billion dong of three-year and five-year debt at coupons ranging from 12.39 percent to 12.5 percent.

Copyright Reuters, 2010