CSR unveils hydrogen fuel cell tram March 23, 2015 | Asia Pacific News China-based CSR Qingdao Sifang Company Limited (CSR Qingdao Sifang) has unveiled a zero-emission, hydrogen fuel cells-powered prototype tram, which is capable of covering a distance of 100 km at speed... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password