In the RBA’s conversations with Australian businesses that trade with China, one repeated concern raised that inhibits greater use of the RMB is the limited scope to hedge. In that regard, it is pleasing to see that RMB hedging instruments and markets are growing rapidly. The ability to hedge was a very important development in the internationalisation of the Australian dollar.
That said, the Australian economy remains on the path it has been for at least the past year and a half. Although inflation is likely to be a bit lower in the near term, this  http://www.rba.gov.au/speeches/2018/sp-dg-2018-08-22.html  is expected to be temporary.