BEIJING, April 23 (Xinhua) -- The People's Bank of China (PBOC), the country's central bank, said on Monday it has signed agreements with the World Bank Group to invest in China's inter-bank bond market on behalf of two United Nations agencies.

In a brief statement posted on its website, the PBOC said the agreements were signed in Washington D.C. between China's central bank and the International Bank of Reconstruction and Development, as well as the International Development Association.

Details of the agreements are not immediately available on the PBOC's website.

PBOC Governor Zhou Xiaochuan and WB President Robert Zoellick attended the signing ceremony, the statement said.