Photo taken April 23, 2015 shows a high-speed train moving past a Yadan landform in northwest China's Xinjiang Uygur Autonomous Region. Saturday marks the one-year anniversary of the operation of the high-speed railway linking Lanzhou, capital of northwest China's Gansu Province, and Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region. (Xinhua/Cai Zengle)
