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This combo photo shows passengers without seats looking out of a train traveling from Shanghai to Fuyang, as the train pulls into the Nanjing Railway Station in Nanjing, east China's Jiangsu Province, Jan. 7, 2004 (top, file photo); and twin brothers Liu Hong (L) and Liu Xiang standing next to the door of the train G118 while travelling from Rizhao, east China's Shandong Province to Beijing, capital of China, Jan. 24, 2016 (bottom, photo taken by Li Xiang). (Xinhua)
