The world's first humanoid robot half-marathon kicked off at Yizhuang, Beijing on Saturday morning. Aside from the Finisher's Medal, a total of 20 teams with their 18 types of robot athletes will compete for the championship title on the 21.0975-km track, as well as various awards based on the robots' running gait, endurance, popularity, and design. After approximately 2 hours and 40 minutes, the Tien Kung Ultra robot, developed by the National and Local Joint Engineering Research Center for Embodied Artificial Intelligence and Robotics in China, becomes the first to cross the finish line. Photos: Li Hao/GT