Chinese inventor Tao Xiangli (behind the robot) controls his self-made humanoid robot to move towards a door during an interview with Reuters at his house located in a old residential area in Beijing August 8, 2013. [Photo/Agencies]
Chinese inventor Tao Xiangli charges his self-made humanoid robot through a wall socket at his house located in a old residential area in Beijing, August 8, 2013. [Photo/Agencies]