A robot takes part in the 2019 International Competition of Autonomous Walking Intelligent Robots in Beijing, capital of China, Aug. 17, 2019. Organized by the Beijing Association for Science and Technology, the competition kicked off Saturday at Beijing Science Center with the participation of 33 teams whose robots will perform various tasks in track competitions, free competitions and function exhibitions. (Xinhua/Wu Rong)

An unmanned bicycle is demonstrated during match break at the 2019 International Competition of Autonomous Walking Intelligent Robots in Beijing, capital of China, Aug. 17, 2019. Organized by the Beijing Association for Science and Technology, the competition kicked off Saturday at Beijing Science Center with the participation of 33 teams whose robots will perform various tasks in track competitions, free competitions and function exhibitions. (Xinhua/Wu Rong)