Daimler Buses to supply 39 Mercedes eCitaro electric buses to RBS and BSGU, Switzerland November 12, 2025 | Europe News, News Regionalverkehr Bern-Solothurn (RBS) and Busbetrieb Solothurn Grenchen und Umgebung (BSGU) have jointly awarded a contract to Daimler Buses Switzerland for the supply of 39 Mercedes eCitaro electric b... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password