Hyundai Rotem has announced it has shipped the first unmanned trainset for the Istanbul metro.
In total the South Korean rolling stock manufacturer is to supply 68 lightweight units with aluminum bodywork, to be configured into 17 four-car trainsets for the Turkish capital.
In 2016 it was reported that the full delivery is expected to be complete by 2021.
The metro cars will be used on the 19.5km M2 line, which was completed in 2000, connects Yenikapı and Hacıosman and features 16 stations.
Hyundair Rotem are not the only company to make rolling stock for the Istanbul metro, Alstom and CAF are also suppliers.