A boy travelling with his family is about to take a train at the Nanjing South Railway Station in Nanjing, east China's Jiangsu Province, Feb. 6, 2026. (Xinhua/Ji Chunpeng)

A girl travelling with her family is about to take a train at the Nanjing South Railway Station in Nanjing, east China's Jiangsu Province, Feb. 6, 2026. (Xinhua/Ji Chunpeng)

Children travelling with their families are about to take a train at the Nanjing South Railway Station in Nanjing, east China's Jiangsu Province, Feb. 6, 2026. (Xinhua/Ji Chunpeng)

A girl travelling with her family is about to take a train at the Nanjing South Railway Station in Nanjing, east China's Jiangsu Province, Feb. 6, 2026. (Xinhua/Ji Chunpeng)

A child hugs a kin before taking a train at the Nanjing South Railway Station in Nanjing, east China's Jiangsu Province, Feb. 6, 2026. (Xinhua/Ji Chunpeng)

Children travelling with their family are about to take a train at the Nanjing South Railway Station in Nanjing, east China's Jiangsu Province, Feb. 6, 2026. (Xinhua/Ji Chunpeng)