A woman looks at a painting displayed at the previews of China Guardian Hong Kong 2017 Autumn Auctions in south China's Hong Kong, Sept. 30, 2017. After previews from Sept. 30 to Oct. 1 at Hong Kong Convention and Exhibition Center, the two-day auctions will begin on Oct. 2. (Xinhua/Liu Yun)
People visit the previews of China Guardian Hong Kong 2017 Autumn Auctions in south China's Hong Kong, Sept. 30, 2017. After previews from Sept. 30 to Oct. 1 at Hong Kong Convention and Exhibition Center, the two-day auctions will begin on Oct. 2. (Xinhua/Liu Yun)
A woman looks at a painting displayed at the previews of China Guardian Hong Kong 2017 Autumn Auctions in south China's Hong Kong, Sept. 30, 2017. After previews from Sept. 30 to Oct. 1 at Hong Kong Convention and Exhibition Center, the two-day auctions will begin on Oct. 2. (Xinhua/Liu Yun)