I'm in favor of an investigation to really find out what happened and how to prevent future incidents, instead of all the political games that are happening right now.
Sources:
We targeted China before they targeted us: https://www.afr.com/policy/foreign-affairs/we-targeted-them-...
Australia’s exporters should be furious at the foreign agents destroying their best market: https://citizensparty.org.au/media-releases/australias-expor...
Lessons on how not to do it: Australia and China (in Dutch): http://www.blogaap.nl/blog/3420/Lessen-van-hoe-het-niet-moet...