Completion of tunnels in Tibet rail line within reach
Photo taken on Dec 23, 2018 shows a construction site on the Lhasa-Nyingchi section of the Sichuan-Tibet Railway in Southwest China’s Tibet autonomous region. [Photo/Xinhua] Most of the tunnels along the Lhasa-Nyingchi section of the Sichuan-Tibet Railway have been completed, railway authorities said over the weekend. The Bukamu Tunnel, one of the longest tunnels on…