SOR to supply 18 electric buses in Slovakia November 6, 2017 | Europe Company News SOR Libchavy (SOR) has secured a EUR10.4-million contract (net) from Slovakia’s Dopravní podnik Bratislava (DPB) to supply 16 standard and two mini electric buses. The European Union (EU)... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password