A train runs on the Heihe Bridge of the Lanxin High-speed Railway in Zhangye City, northwest China's Gansu Province, July 13, 2016. The 1,776-kilometer railway linking Lanzhou, capital of Gansu, and Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region, is one of the major passages for China's Belt and Road Initiative. (Xinhua/Chen Li)
