Photos record childhood moments of Chinese kids in past four decades

File photo taken on Oct. 15, 2015 shows children of Tibetan ethnic group having free lunch in Deqen Tibetan Autonomous Prefecture, southwest China's Yunnan 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/Luo Xiaoguang)