1 / 1

©/MAXPPP - CHONGQING, CHINA - AUGUST 23: Robots dance during the Smart China Expo at Chongqing International Expo Center on August 23, 2018 in Chongqing, China. The first Smart China Expo with the theme of 'Smart Technology: Empowering Economy, Enriching Life' is held on August 23-25 in Chongqing.