
Researchers test a humanoid robot at Youibot Robotics Co., Ltd. in Hefei, east China's Anhui Province, April 29, 2026.(Xinhua/Zhang Duan)

A staff member introduces a delivery robot at Youibot Robotics Co., Ltd. in Hefei, east China's Anhui Province, April 29, 2026.(Xinhua/Zhang Duan)

Researchers test a robot at Youibot Robotics Co., Ltd. in Hefei, east China's Anhui Province, April 29, 2026.(Xinhua/Zhang Duan)

A researcher carries out software debugging and operation data collection at Youibot Robotics Co., Ltd. in Hefei, east China's Anhui Province, April 29, 2026.(Xinhua/Zhang Duan)

Researchers pose for a photo with a humanoid robot at Youibot Robotics Co., Ltd. in Hefei, east China's Anhui Province, April 29, 2026.(Xinhua/Zhang Duan)

A researcher tests a humanoid robot at Youibot Robotics Co., Ltd. in Hefei, east China's Anhui Province, April 29, 2026.(Xinhua/Zhang Duan)

Researchers carry out the development of robot algorithm and verification of virtual simulation at Youibot Robotics Co., Ltd. in Hefei, east China's Anhui Province, April 29, 2026.(Xinhua/Zhang Duan)

A technician checks the quality of mobile robots at Youibot Robotics Co., Ltd. in Hefei, east China's Anhui Province, April 29, 2026.(Xinhua/Zhang Duan)