China's homemade large passenger aircraft C919 is given the first high-speed gliding test at Shanghai Pudong International Airport in Shanghai, east China, April 16, 2017. (Xinhua/Zhao Yun)
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China's homemade large passenger aircraft C919 is given the first high-speed gliding test at Shanghai Pudong International Airport in Shanghai, east China, April 16, 2017. (Xinhua/Zhao Yun)