Combo photo shows the construction site of a tunnel on the Lhasa-Nyingchi railway (top L, taken on Dec. 19, 2014), the under-construction bridge across the Yarlung Zangbo River (bottom L, taken on April 5, 2020), the construction site of a tunnel (top R, taken on April 5, 2020) and workers carrying ice bricks into the construction site of a tunnel to cool down the temperature (bottom R, taken on April 11, 2017) in southwest China's Tibet Autonomous Region. The first electrified railway in southwest China's Tibet Autonomous Region opened Friday morning, linking regional capital Lhasa with the city of Nyingchi, as "Fuxing" bullet trains enter official operation on the plateau region. With a length of 435 km and a designed speed of 160 km per hour, the new railway is a single-line electrified railway. (Xinhua/Chogo)
