Participants experience a voice analysis program during the Annual Meeting of the New Champions 2018, also called Summer Davos Forum, in Tianjin, north China, Sept. 18, 2018. (Photos: Xinhua)

A participant interacts with sentient robots during the Annual Meeting of the New Champions 2018, also called Summer Davos Forum, in Tianjin, north China, Sept. 18, 2018.

Participants experience the "Tree VR" project during the Annual Meeting of the New Champions 2018, also called Summer Davos Forum, in Tianjin, north China, Sept. 18, 2018.

Participants experience the "Tree VR" project during the Annual Meeting of the New Champions 2018, also called Summer Davos Forum, in Tianjin, north China, Sept. 18, 2018.

A participant view the sentient robot during the Annual Meeting of the New Champions 2018, also called Summer Davos Forum, in Tianjin, north China, Sept. 18, 2018.

A participant experiences VR equipment during the Annual Meeting of the New Champions 2018, also called Summer Davos Forum, in Tianjin, north China, Sept. 18, 2018.