A cleaner works at a scenic spot beside the West Lake in Hangzhou, capital of east China's Zhejiang Province, Aug. 31, 2016. The 11th G20 Summit will be held in Hangzhou on Sept. 4 and 5. (Xinhua/Jin Liwang)
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A cleaner works at a scenic spot beside the West Lake in Hangzhou, capital of east China's Zhejiang Province, Aug. 31, 2016. The 11th G20 Summit will be held in Hangzhou on Sept. 4 and 5. (Xinhua/Jin Liwang)
