Photos record childhood moments of Chinese kids in past four decades

File photo taken on May 30, 1999 shows children playing at Children's Park to celebrate International Children's Day in Fuzhou, southeast China's Fujian Province. This set of 41 old photos, taken from 1978 to 2018 by year, pictorially record childhood moments of Chinese kids in the past four decades. (Xinhua/Zhang Guojun)