A student displays his hand-copied poster themed on valuing food at a classroom of Furong primary school in Hefei, east China's Anhui Province, Oct. 15, 2020. A number of primary schools and kindergartens in Hefei have promoted education campaigns to ramp up awareness of respecting food labor and valuing food among students and children ahead of the upcoming 40th World Food Day. (Xinhua/Zhou Mu)

Students display their plates after having meals at Furong primary school in Hefei, east China's Anhui Province, Oct. 15, 2020. A number of primary schools and kindergartens in Hefei have promoted education campaigns to ramp up awareness of respecting food labor and valuing food among students and children ahead of the upcoming 40th World Food Day. (Xinhua/Zhou Mu)

A teacher instructs children on recognizing grain crops at a kindergarten in Hefei, east China's Anhui Province, Oct. 15, 2020. A number of primary schools and kindergartens in Hefei have promoted education campaigns to ramp up awareness of respecting food labor and valuing food among students and children ahead of the upcoming 40th World Food Day. (Xinhua/Liu Junxi)

A teacher helds a class meeting themed on valuing food at a classroom of Furong primary school in Hefei, east China's Anhui Province, Oct. 15, 2020. A number of primary schools and kindergartens in Hefei have promoted education campaigns to ramp up awareness of respecting food labor and valuing food among students and children ahead of the upcoming 40th World Food Day. (Xinhua/Zhou Mu)