Passengers are seen on the bullet train D2685 that starts from Xi'an, northwest China's Shaanxi Province, July 9, 2017. A new high speed railway linking Baoji city in northwest China's Shaanxi Province with Lanzhou, capital of neighboring Gansu Province, started operation Sunday. Thanks to the new route, northwest China's Gansu and Qinghai provinces as well as Xinjiang Uygur Autonomous Region have been connected to the national high-speed rail network. (Xinhua/Liu Xiao)
