It is the latest urban railway in Korea.
This train is connected to Gimpo Airport. An automatic unmanned driving (UTO) system is applied by introducing the RF-CBTC (Wireless Communication Based Train Control System) signal scheme.
The shot taken from a different angle
https://videohive.net/item/gimpo-gold-line-02/52785696
https://videohive.net/item/gimpo-gold-line-03/52785698