The chief conductor of the inter-city bullet train prepares at the Railway Station in Changchun, capital of northeast China's Jilin Province, July 8, 2017. The railway linking Changchun and Baicheng, both in north China's Jilin Province, and Ulanhot in north China's Inner Mongolia Autonomous Region, has entered a test operation. The 412-km-long railway is expected to open to traffic in August. (Xinhua/Lin Hong)
