The agreement was signed by the People's Bank of China (PBOC) and the Hong Kong Monetary Authority. And the renewal would be for a period of five years, according to a statement posted on the PBOC website.

The PBOC said the renewal would help maintain financial stability, facilitate trade and investment, and promote the development of Hong Kong's offshore yuan market.

($1 = 6.5786 Chinese yuan)

(Reporting by the Beijing Monitoring Desk and Winni Zhou; Editing by Toby Chopra)