A staff member checks a train carriage at the Baotou west station in north China's Inner Mongolia Autonomous Region, Nov. 23, 2021.Photo:Xinhua
Aerial photo taken on Nov. 23, 2021 shows a train being loaded at a loading station of a coal mine in Erdos, north China's Inner Mongolia Autonomous Region.Photo:Xinhua
Staff members spread frost-proof powder into a train carriage before loading at a loading station of a coal mine in Erdos, north China's Inner Mongolia Autonomous Region, Nov. 23, 2021.Photo:Xinhua
Aerial photo taken on Nov. 23, 2021 shows a view of the Baotou west station, where up to 30,000 tonnes of coal is loaded to trains every day, in north China's Inner Mongolia Autonomous Region.Photo:Xinhua
Aerial photo taken on Nov. 23, 2021 shows a train being loaded at a loading station of a coal mine in Erdos, north China's Inner Mongolia Autonomous Region.Photo:Xinhua