Solaris completes delivery of 130 electric buses to MZA Warsaw, Poland December 16, 2020 | Europe News Solaris has completed the delivery of 130 electric buses to Miejskie Zakłady Autobusowe (MZA) Warszawa, the bus operator in Warsaw. The vehicles were delivered as a part of a PLN399.59 million contrac... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password