Siemens Mobility to provide maintenance services for high-speed trains in Germany January 20, 2021 | Europe News Siemens Mobility has secured a maintenance contract from Deutsche Bahn (DB) to provide IS 600 revision services for 40 Series 412 intercity-express 4 (ICE 4) high-speed trains. The contract also inclu... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password