A domestic-built Y-20 heavy transport aircraft flies in the sky at the 11th China International Aviation and Aerospace Exhibition in Zhuhai, south China's Guangdong Province, Nov. 1, 2016. (Photo/Xinhua)
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A domestic-built Y-20 heavy transport aircraft flies in the sky at the 11th China International Aviation and Aerospace Exhibition in Zhuhai, south China's Guangdong Province, Nov. 1, 2016. (Photo/Xinhua)
