A visitor experiences VR at the 20th China Hi-Tech Fair (CHTF) in Shenzhen, south China's Guangdong Province, Nov. 14, 2018. Photo: Xinhua
A visitor experiences VR at the 20th China Hi-Tech Fair (CHTF) in Shenzhen, south China's Guangdong Province, Nov. 14, 2018. Photo: Xinhua