An engineering vehicle is seen at the construction site of Taitema Lake Bridge of Golmud-Korla railway in northwest China's Xinjiang Uygur Autonomous Region, Oct. 22, 2017. The 1,214-km-long line, connecting Golmud in Qinghai and Korla in Xinjiang, is expected to be put into operation in 2019. (Xinhua/Zhao Ge)