Ammonia Engines Ready for Market – But Is the World Ready for Ammonia?
CIMAC Cirle on Thursday, December 4, 2025, 10:30 – 12:00, Forum Area, Marintec Innovation – Energytec (Hall N4), Shanghai New International Expo Centre
The maritime industry is entering a decisive phase in its efforts to achieve net-zero emissions, and ammonia has emerged as one of the most promising alternative fuels. At Marintec China 2025, the CIMAC Circle will host a dedicated session exploring whether the world is truly ready for ammonia-powered shipping.
The discussion will focus on the readiness of ammonia engines, the challenges of infrastructure and supply chains, and the uncertainties surrounding regulation and market adoption.
Keynote: Professor Lei Zhu
A keynote address by Professor Lei Zhu of Shanghai Jiao Tong University will set the stage with an overview of ammonia’s role in maritime decarbonization, covering deployment timelines, engine innovation, retrofit potential, safety and training requirements, and the latest regulatory developments from the IMO.
Panel
The panel will be moderated by Christoph Rofka, Vice President Communications at CIMAC and President of the Medium & Low-Speed Division at Accelleron Industries. On the panel, please expect
- Dong JingJin – WinGD (Ammonia program lead, China)
- Frank Yu – Envision Energy (Green ammonia supply chain)
- Tomohiro Hosaka – IHI Power Systems (Ammonia engine development)
- Yoshishige Sakai – Kawasaki Heavy Industries (Hydrogen engine innovation)
- Bo Cerup-Simonsen – Mærsk Mc-Kinney Møller Center (Strategic and regulatory pathways
Attendees are encouraged to bring smartphones and headphones for bilingual AI translation.