An artwork for auction is displayed during a media preview of the Christie's Hong Kong autumn auction 2019 in Hong Kong, south China, Nov. 21, 2019. This year's Christie's autumn auction will be held from Nov. 22 to 27. (Xinhua/Li Gang)
An artwork for auction is displayed during a media preview of the Christie's Hong Kong autumn auction 2019 in Hong Kong, south China, Nov. 21, 2019. This year's Christie's autumn auction will be held from Nov. 22 to 27. (Xinhua/Li Gang)
Visitors watch an artwork for auction during a media preview of the Christie's Hong Kong autumn auction 2019 in Hong Kong, south China, Nov. 21, 2019. This year's Christie's autumn auction will be held from Nov. 22 to 27. (Xinhua/Li Gang)
A visitor takes photos of an artwork for auction during a media preview of the Christie's Hong Kong autumn auction 2019 in Hong Kong, south China, Nov. 21, 2019. This year's Christie's autumn auction will be held from Nov. 22 to 27. (Xinhua/Li Gang)
Visitors watch an artwork for auction during a media preview of the Christie's Hong Kong autumn auction 2019 in Hong Kong, south China, Nov. 21, 2019. This year's Christie's autumn auction will be held from Nov. 22 to 27. (Xinhua/Li Gang)
Artworks for auction are displayed during a media preview of the Christie's Hong Kong autumn auction 2019 in Hong Kong, south China, Nov. 21, 2019. This year's Christie's autumn auction will be held from Nov. 22 to 27. (Xinhua/Li Gang)