BOAO, Mar. 25, 2016 -- Zhang Yunling, director of academic division of international studies at Chinese Academy of Social Sciences speaks at the session "21st-Century Maritime Silk Road: Islands Economic Cooperation Forum" during the Boao Forum for Asia Annual Conference (BFA) in Boao, south China's Hainan Province, March 25, 2016. (Xinhua/Yang Guanyu)
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