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Fu also highlighted the influence of the U.S. domestic political situation on the Korean nuclear issue, citing different positions held by previous presidents.

Instead, "it will create enormous business opportunity for companies from home and abroad," Li said.

Latin America is a rising power in the global system with huge development potential, Xi said. China is willing to work with Chile to achieve win-win results between China and Latin American countries in the pursuit of a community of shared future.

By the end of last year, combined debt of central and local governments in China stood at 27.3 trillion yuan (about 4 trillion U.S. dollars), with a debt-to-GDP ratio at around 36.7 percent, official data showed.

China has nailed down 16 major sci-tech programs including developing its own large aircraft, manned space programs and water pollution control and treatment in the country's middle and long-term program for sci-tech development from 2006 to 2020.