Children pose for pictures during their graduation ceremony at a kindergarten in Xigu District of Lanzhou, northwest China’s Gansu Province, July 6, 2022. (Xinhua/Chen Bin)

Children walk the red carpet during their graduation ceremony at a kindergarten in Xigu District of Lanzhou, northwest China’s Gansu Province, July 6, 2022. (Xinhua/Chen Bin)

Children holding certificates walk the red carpet during their graduation ceremony at a kindergarten in Xigu District of Lanzhou, northwest China’s Gansu Province, July 6, 2022. (Xinhua/Chen Bin)