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In his speech, Xi reiterated the principle of "common but differentiated responsibilities," a cornerstone laid by the UN Framework Convention on Climate Change (UNFCCC) in 1992, adding that it must be adhered to during the upcoming climate negotiations.

Established in 2000 to promote China-Africa friendship and cooperation, the FOCAC groups China, 50 African countries that have established diplomatic ties with China, and the Commission of the African Union. Its last summit took place in 2006 in Beijing.

While advocating coordinated actions in face of global warming, China has called on the rich nations to live up to their promises on funding and technology transfer to help the poor ones adapt and mitigate.

Other leaders at the summit agreed that the EAS should play a bigger role in deepening political trust and economic relations throughout the region.

In the joint declaration, the three sides also agreed to expand people-to-people exchanges so as to dispel negative national public sentiment among the three Northeast Asian neighbors.