Photo taken on Sept. 28, 2017 shows an exhibit displayed at a preview exhibition of Christie's Hong Kong 2017 Autumn Auction in Hong Kong, south China. The auction will be held from Nov. 24 to 29 in Hong Kong. (Xinhua/Liu Yun)
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Photo taken on Sept. 28, 2017 shows an exhibit displayed at a preview exhibition of Christie's Hong Kong 2017 Autumn Auction in Hong Kong, south China. The auction will be held from Nov. 24 to 29 in Hong Kong. (Xinhua/Liu Yun)
