A driverless subway train undergoes a test run in Beijing on Nov 15, 2017. The 16.6-km Yanfang Line is China's first fully domestically developed automated subway. It links the areas of Yanhua and Fangshan in Beijing's southwest suburbs. The line's trains are designed to run at a maximum 80 km per hour and can take 960 passengers at most. (Photo/VCG)
