1 of 6Visitors watch a robot performing at the China International Industry Fair in Shanghai, Wednesday, Sept. 19, 2018. China’s No. 2 leader appealed Wednesday for support for free trade and promised to improve conditions for foreign companies following tit-for-tat U.S. and Chinese tariff hikes in an escalating battle over Beijing’s technology Photo: Associated Press 2 of 6An Autonomous Container Trailer transports a cargo container to the baggage holding area during a test drive at Changi International Airport in Singapore, on Tuesday, July 17, 2018. The airport, voted the world’s best for the past six years by Skytrax, is […]
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