Seven-year-old Zhang Yuxuan (C) wait for bus with other children, who have to go back to hometown without parents, in Shushan District of Hefei, east China's Anhui Province, Aug. 26, 2016. Fourteen-year-old Zhang Yuxuan had to go back to Shaxian County in south China's Shenzhen for school with her sister after a summer time's union with their parents who made a living in Hefei. (Xinhua/Guo Chen)
