The media have a key role to play in promoting understanding and friendship between China and Australia, a gathering of officials and representatives of mainstream outlets was told on Monday.

Cai Mingzhao, minister for China's State Council Information Office, made the remark at the opening of the third China-Australia Media Forum in Sydney.

The event is co-hosted by China's State Council Information Office and the Australian News Channel, and will focus on the media's role in promoting relations between China and Australia.