Train conductors stand in freezing cold weather at the platform of Manzhouli Station in Manzhouli, north China's Inner Mongolia Autonomous Region, Jan. 11, 2019. Manzhouli is a major land port in north China's Inner Mongolia, with a large number of inbound and outbound passengers. The Manzhouli Station has selected 16 train conductors for foreign languages and etiquette training in order to provide excellent service. (Xinhua/Cai Yang)