A staff member demonstrates a robot remotely controlled through a 5G network to visitors during the 2019 World Artificial Intelligence Conference that opened in Shanghai on Thursday. With the theme “Intelligent Connectivity, Infinite Possibilities,” the three-day event focuses on AI-enabled high-quality development to cope with the common problems in human development and to create a better life for mankind. More than 300 domestic and overseas enterprises are participating in the conference, an increase of 50 percent over last year.Xinhua