A visitor takes pictures during an art exhibition titled "Tribute to Da Vinci" at the Changsha IFS in Changsha, central China's Hunan Province, May 4, 2020. (Photo: Xinhua/Chen Sihan)

A visitor views a replica of "Mona Lisa" created by Leonardo Da Vinci during an art exhibition titled "Tribute to Da Vinci" at the Changsha IFS in Changsha, central China's Hunan Province, May 4, 2020.

Photo taken on May 4, 2020 shows a replica of the famous painting "Mona Lisa" created by Leonardo Da Vinci during an art exhibition titled "Tribute to Da Vinci" at the Changsha IFS in Changsha, central China's Hunan Province.

A visitor takes pictures during an art exhibition titled "Tribute to Da Vinci" at the Changsha IFS in Changsha, central China's Hunan Province, May 4, 2020.

A visitor takes pictures during an art exhibition titled "Tribute to Da Vinci" at the Changsha IFS in Changsha, central China's Hunan Province, May 4, 2020.

Visitors try VR glasses to view the artwork during an art exhibition titled "Tribute to Da Vinci" at the Changsha IFS in Changsha, central China's Hunan Province, May 4, 2020.

A visitor views replicas of Leonardo Da Vinci's artworks during an art exhibition titled "Tribute to Da Vinci" at the Changsha IFS in Changsha, central China's Hunan Province, May 4, 2020.

Visitors view a replica of the famous painting "Mona Lisa" created by Leonardo Da Vinci during an art exhibition titled "Tribute to Da Vinci" at the Changsha IFS in Changsha, central China's Hunan Province, May 4, 2020.