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Amid these pressures, Canadian Prime Minister Justin Trudeau said on Saturday that his country's border with the US will remain closed to nonessential travel for a further 30 days and likely longer.

Amid mounting external uncertainties, policies should be adjusted at a time when economic key drivers are cooling down, they said.

Amazon’s astounding decision to establish a second and equal corporate headquarters outside of Seattle simultaneously made the company an object of desire and scorn as cities were suddenly pitted against one another for the billion prize.

Amid the rapid development of the country's manufacturing segment including shipbuilding, Hu pointed out that China's manufacturing sector is facing mounting challenges.

Among them, at least five are focused on green technology.