A visitor has an augmented reality experience by wearing an AR headset at an exhibition connected to the United Nations World Geospatial Information Congress in Deqing County, Zhejiang Province, November 20, 2018. (Photos: IC)

A visitor shakes hands with a humanoid robot at an exhibition connected to the United Nations World Geospatial Information Congress in Deqing County, Zhejiang Province, November 20, 2018.

The exhibition is showing off cutting-edge technology and equipment in fields such as geospatial information, satellite navigation and aerospace remote-sensing.

An exhibitor shows off an oblique camera at an exhibition connected to the United Nations World Geospatial Information Congress in Deqing County, Zhejiang Province, November 20, 2018.

The exhibition is showing off cutting-edge technology and equipment in fields such as geospatial information, satellite navigation and aerospace remote-sensing.