Australia is to send nine Cabinet Ministers and two Parliamentary Secretaries to this week's Australia/ Papua New Guinea Ministerial Forum in Brisbane.
The 19th such Forum begins on Wednesday, with an official reception and dinner to be held tomorrow.
The Australian Foreign Minister Stephen Smith says he will co-chair the Forum with his Papua New Guinea counterpart, Sam Abal.
Other key Australian politicians who will be present include the Trade minister Simon Crean and Immigration Minister Senator Chris Evans.
Mr Smith says they will discuss a wide range of key bilateral issues including the recently signed Partnership for Development, the Kokoda Track and climate change.
He says there will also be an opportunity to engage closely with business and industry representatives involved in the bilateral trade and investment relationship.