ZHEJIANG, December 29, Xinhua -- With help of local government, the school has established a "Green Bank" to recycle waste since May this year. Students can trade waste for plants and stationery in the "Green Bank", which helped improve their awareness of environmental protection. (Xinhua/Xu Yu)

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A student shows her earnings at the "Green Bank" in the Central Primary School of Hongxingqiao Township in Changxing County, east China's Zhejiang Province, Dec. 20, 2018.