(170709) -- BAOJI, July 9, 2017 (Xinhua) -- Photo taken on July 9, 2017 shows a bullet train running on a bridge in the junction of northwest China's Shaanxi and Gansu Provinces. 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/Tang Zhenjiang)(wyo)