China's largest carrier rocket Long March-5 , which is carried by two special rocket-carrying ships Yuanwang-21 and Yuanwang-22, arrives at Qinglan Port in Wenchang, south China's Hainan Province, Sept. 1, 2016. (Photo/Xinhua)
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China's largest carrier rocket Long March-5 , which is carried by two special rocket-carrying ships Yuanwang-21 and Yuanwang-22, arrives at Qinglan Port in Wenchang, south China's Hainan Province, Sept. 1, 2016. (Photo/Xinhua)
