Technicians works inside a test highspeed train on the Baoji-Lanzhou highspeed railway in Baoji, northwest China's Shaanxi Province, May 16, 2017. The highspeed railway linking Baoji, a city in northwest China's Shaanxi Province, and Lanzhou, capital of northwest China's Gansu Province, is scheduled to open on July 9, becoming a key part of China's High-speed Railway network. (Xinhua/Tang Zhenjiang)
