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An Amazon sidewalk mapping robot being driven in Everett, Wash. (GeekWire Photo / Tim Ellis)
An illustration of the Tianjin Jizhou Eden project.
An employee assembles a stroller in a factory of baby product company Goodbaby Group in Kunshan, Jiangsu province. Kunshan has remained in first place on the list of China's top 100 counties and county-level cities for 15 years. [Photo/Xinhua]
Among those at the event, themed "Back to the Classroom", were Alibaba Group Chairman Ma, National Excellent Teacher Zhu Aichao, president of the Palace Museum Shan Jixiang, Olympic champion Hui Ruoqi, 100 rural teachers and 20 rural headmasters.
An empty bar is seen on the Third Street Promenade during the global outbreak of coronavirus (COVID-19) in Santa Monica, California, US, March 16, 2020. [Photo/Agencies]
