Aerial views along Xi'an-Chengdu high-speed railway

Photo taken on May 11, 2017 shows Hanzhong Railway Station of Xi'an-Chengdu high-speed railway in northwest China's Shaanxi Province. The Xi'an-Chengdu line is China's first rail route to run through the Qinling Mountains, which are the natural boundary between north and south China. It will begin operation on Dec. 6. (Xinhua/Tao Ming)