A fleet of unmanned street sweepers conducted a test run on empty streets in Shanghai on April 11. If they passed the test run, such vehicles could replace millions of sanitation workers in China.
Unmanned street sweeper on a test runJia GuoApril 13, 20180
Jia Guo is from the coastal city of Qingdao. She has an M.A. in multimedia journalism from NYU and has worked at Facebook and Bloomberg TV in New York City.
December 10, 2018
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