Hyzon Motors Inc. (Hyzon) (NASDAQ: HYZN), a leading hydrogen fuel cell technology developer and global supplier of zero-emission heavy-duty fuel cell electric vehicles (FCEVs), today announced a revised commercial agreement with TR Group, New Zealand's largest heavy-duty truck fleet owner, for up to 20 FCEVs upfit with Hyzon’s single stack 200kW fuel cell system starting with a commercial trial.