The Metro Systems, Trams and Light Rail Vehicles of Siemens Transportation Systems Group - Mass Transit can be found in cities all over the world.
The Metro Systems, Trams and Light Rail Vehicles of Siemens Transportation Systems Group - Mass Transit can be found in cities all over the world.
在世界许多城市都可以找到西门子交通技术集团城市轨道交通部提供的城市轨道系统，有轨电车和轻轨。