Beijing 09 July 2017 The bullet train D2685 leaves Xi'an North Railway Station in Xi'an, northwest China's Shaanxi Province, July 9, 2017. LANZHOU, July 9 (Xinhua) -- 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...