Photo taken on May 27, 2016 shows a yellow glazed plate of Ming Dynasty (1368-1644) at a preview of China Guardian Hong Kong 2016 Spring Auction, in Hong Kong, south China. The auction will start from May 29 to 31 in Hong Kong with over 1,200 pieces of auctions including Chinese paintings, calligraphy, ceramics and so on. (Xinhua/Li Peng)
