The 2nd APEC (Asia-Pacific Economic Cooperation) Blue Economy Forum is held in north China's Tianjin, Dec 6, 2012. The two-day forum kicked off on Thursday. (Xinhua/Jin Liwang)

Guests communicate during the break of the 2nd APEC (Asia-Pacific Economic Cooperation) Blue Economy Forum in north China's Tianjin, Dec 6, 2012. The two-day forum kicked off on Thursday. (Xinhua/Jin Liwang)