A staff member shows the rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo: Xinhua/Wang Shen]
A staff member shows the rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo: Xinhua/Wang Shen]
A staff member shows the rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo/Chinanews.com]
A staff member shows the rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo/Chinanews.com]
A staff member shows the rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo/Chinanews.com]
The rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo/Chinanews.com]
A staff member shows the rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo/Chinanews.com]
A staff member shows the rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo/Chinanews.com]
A staff member shows the rare Ru guanyao brush washer from Northern Song Dynasty (960-1127) during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. A new world auction record for Chinese Ceramics was set when a rare Ru guanyao brush washer from Northern Song Dynasty sold for 294.3 million HK dollars (about 37.7 mln U.S. dollars) after a 20 minute bidding battle at Sotheby's in Hong Kong here Tuesday. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
Other auction items exhibited during Sotheby's Hong Kong's autumn sale for 2017, in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]
The Sotheby's Hong Kong's autumn sale for 2017 in south China's Hong Kong, Oct. 3, 2017. [Photo/Chinanews.com]