DOUNIAMAG-CHINA-TECHNOLOGY-ROBOTS-CONSUMER-SCIENCE

In this photo taken on June 28, 2018, a Suning worker sweeps near a delivery robot outside a Suning supermarket during a demonstration of the robot in Beijing. - Along a quiet residential street on the outer edges of Beijing, a yellow and black cube about the size of a small washing machine trundles leisurely to its destination. This "little yellow horse" is an autonomous delivery robot, ferrying daily essentials like drinks, fruit and snacks from the local store to the residents of the "Kafka" compound in the Chinese capital. (Photo by GREG BAKER / AFP) / TO GO WITH AFP STORY CHINA-TECHNOLOGY-ROBOTS-CONSUMER-SCIENCE,FEATURE BY LUDOVIC EHRET (Photo credit should read GREG BAKER/AFP via Getty Images)