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Andrew McAfee, principal research scientist at the Massachusetts Institute of Technology (MIT), best-selling author and co-founder of MIT's Initiative on the Digital Economy, said major developments in data, algorithms, networks, cloud, and digital hardware have unleashed a wave of innovation that is "rewriting the business playbook" in his keynote address.

An up-close look at HomePod. (Apple Photo)

Andreetta said most tourists surveyed who traveled to China for winter vacations came from nearby countries such as Malaysia, Thailand and South Korea. Most of them were affluent millennials who spend the majority of their leisure time skiing and snowboarding.

Analysts say late-2016 surge can't be matched, but industry still expanding at good pace

And according to the Asia Development Bank, infrastructure projects for the Belt and Road Initiative will top trillion by 2020.