
A child walks past classified waste bins at a community in Yantian District of Shenzhen, south China's Guangdong Province, April 28, 2017. (Xinhua/Mao Siqian)

A child walks past classified waste bins at a community in Yantian District of Shenzhen, south China's Guangdong Province, April 28, 2017. (Xinhua/Mao Siqian)