The Australian Government has released its White Paper on Developing Northern Australia: Our North, Our Future on June 18, 2015. It includes a range of visa initiatives to encourage tourism to northern Australia, and to support development in the north. The visa initiatives will include a trial of 10 year validity Visitor visas for Chinese tourists.
For more information and details, go to White Paper on Developing Northern Australia: Our North, Our Future.
The implementation schedule for the visa initiatives is under development and further details will be provided shortly. Current Visitor visa requirements have not changed.
Source: White Paper on Developing Northern Australia: Our North, Our Future