This combo photo shows railway passengers queuing up in front of a make-shift ticket office adapted from train compartments during the Spring Festival travel season in Guangzhou, south China's Guangdong Province, Jan. 20, 2003 (top, photo taken by Zhou Wenjie); and a passenger having his ticket scanned by a robot to get train information at the Hohhot East Railway Station during the Spring Festival travel season in Hohhot, north China's Inner Mongolia Autonomous Region, Jan. 22, 2019 (bottom, photo taken by Peng Yuan). (Xinhua)