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China began a 10-year fishing moratorium from the beginning of this year in 332 conservation areas in the Yangtze River basin, which will be expanded to all the natural waterways of the country's longest river and its major tributaries from no later than Jan 1, 2021.

China has benefited from significant policy space in rolling out its fiscal and monetary response, Raiser said.

China became an accredited observer to the Arctic Council in 2013. By the end of last year, it had carried out eight scientific expeditions in the Arctic Ocean and conducted research over 14 years with the Yellow River Station as the base.

China has become Myanmar's biggest trading partner, taking up 40 percent of the country's total trade since 2016-2017 fiscal year, he said.

China has expanded its solidwaste processing capacity and has issued measures to control pollution in recent years. In 2015, 65 percent, or 1.99 billion tons, of solid waste from industrial production was processed and recycled - 13 percentage points more than in 2001.