China's Ministry of Finance said Wednesday that it would sell a batch of seven-year book-entry treasury bonds worth 28.71 billion yuan (4.3 billion U.S. dollars) from Thursday.

The bonds, with a fixed annual interest rate of 3.1 percent, would be sold to the public from Oct. 14 to 18, and become tradable on Oct. 20, according to a statement on the ministry's website.

Interest would be paid on Oct. 14 every year from 2011 to 2017. Principal will be returned on Oct. 14, 2017, according to the statement.

To date, the ministry has issued 32 batches of book-entry treasury bonds this year.