"Unmanned" technologies bring convenience to city life in Xiong'an, north China's Hebei
People select goods at a self-service supermarket in Xiong'an, north China's Hebei Province, Dec. 10, 2019.
A worker maintains a driverless bus in Xiong'an, north China's Hebei Province, Dec. 10, 2019.
A staff member shows how to check in by scanning face at a hotel in Xiong'an, north China's Hebei Province, Dec. 10, 2019.
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