this is what the original prospectus said:
they have produced up to 100 units per month in the past and that they expected to be able to produce up to 200 per month if needed
This was back in November 2016 so you would assume they have looked at improving these numbers
source https://www.asx.com.au/asxpdf/20170207/pdf/43ftw9bv1y44pv.pdf