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"China's fast-growing digital economy has sharpened the country's competitive edge in industry and created favorable conditions for foreign businesses to invest in more areas," he said, adding that 4G-and 5G-based digital infrastructure is a solid foundation that facilitates rapid growth of artificial intelligence, big data and diversified online services.

"China will be widening the business spectrum for foreign financial institutions and also expand the cooperation areas of Chinese and foreign financial markets," Xi said, addressing more than 2,000 politicians, business and media leaders and scholars at the four-day event, which started Sunday in South China's Hainan province.

"Cooperation with the World Medical Tourism Association, the World Society of Anti-Aging Medicine and the China Health Management Association will be strengthened to introduce international service brands."

"China was working to improve flexibility of the RMB exchange rate while maintaining a stable equilibrium. And the RMB has successfully avoided competitive depreciation against other major currencies," he said.

"Compared with traditional railways, the cost of using such a transportation system will also be reduced by at least 80 percent. It shows to the rest of the world the future direction of smart transportation for cities, ports, and logistics," Yin said.