Supply of up to 70 fuel cell buses for Regionalverkehr Köln GmbH, Germany December 15, 2021 | Europe Tenders Country: Germany Organisation: Regionalverkehr Köln GmbH Description: Bids are invited in two lots to supply 30 fuel cell solo buses. Lot 1 includes supply of 20 buses with option to supply additiona... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password