DNV recently awarded an Approval in Principle (AiP) certificate to Shanghai Merchant Ship Design and Research Institute (SDARI) for a design of an ammonia-fuelled 7,000 CEU PCTC. Developed by SDARI, it is the first ammonia-fuelled pure car and truck carrier (PCTC) design from China. Drawing on global resources, DNV Approval Centres in Shanghai and Norway .