As public debate takes place concerning Australia and China's trading relationships and issues, there's been some talk of pursuing disputes through the World Trade Organisation (WTO). This will, of course, take time.
Meanwhile, it's worth noting that the WTO's dispute resolution mechanisms have been kept alive on 'life support' due in no small part to the commitment of China and Australia to sustaining a pseudo appellate system while the US has refused to formalise appointments to the formal mechanisms over the past few years.