Xie Bihua distributes food for pupils at an elementary school in Weining Yi, Hui and Miao autonomous county, Southwest China’s Guizhou province, May 28, 2015. Xie volunteered to move from a school with better conditions to teach here in 2009. As the only teacher at the elementary school, he is also responsible for logistics, such as ensuring food safety. (Photo/Xinhua)
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