An advertising banner painted with trees and flowers are seen set up along a road in Changchun, Northeast China's Jilin province on November 9, 2015. The banner looks like a green belt at the first sight. (Photo/CFP)
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An advertising banner painted with trees and flowers are seen set up along a road in Changchun, Northeast China's Jilin province on November 9, 2015. The banner looks like a green belt at the first sight. (Photo/CFP)
