Three-day Robot Development & Application Expo held in Tokyo

A robot arm developed by Japan's robot maker KUKA assembles a toy car at an expo in Tokyo, capital of Japan, Jan. 17, 2019. About 220 enterprises took part in the three-day Robot Development & Application Expo (RoboDEX) in Tokyo to showcase robot technology, artificial intelligence and robot R&D. (Xinhua/Hua Yi)