Volvo to supply 97 hybrid-electric buses in Walloon region, Belgium February 18, 2023 | Company News, Europe Company News, Europe News, News Volvo has secured an order from Opérateur de Transport de Wallonie (OTW) to supply 97 Volvo 7900 S-Charge hybrid-electric buses in the Walloon region. The buses will be able to self-charge continuousl... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password