A visitor takes a photo of a work displayed in an exhibition commemorating Chinese artist Chang Dai-chien (Zhang Daqian) in China Three Gorges Museum in southwest China's Chongqing, July 13, 2019. (Photos: Xinhua)

A visitor takes a photo of a work displayed in an exhibition commemorating Chinese artist Chang Dai-chien (Zhang Daqian) in China Three Gorges Museum in southwest China's Chongqing, July 13, 2019.

A visitor views an exhibit displayed in an exhibition commemorating Chinese artist Chang Dai-chien (Zhang Daqian) in China Three Gorges Museum in southwest China's Chongqing, July 13, 2019.