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Amazon’s plan to build its tallest tower yet in Bellevue, Wash., could be just the beginning of the company’s ambitions for a prime site that will eventually be home to thousands of employees.

Among the investment opportunities it mentioned, the new energy vehicles industry, including cars, buses and charging services, will reach 14 trillion yuan, and the indoor air purifying industry will reach 1.7 trillion yuan by 2030.

Amazon’s relationship with Microsoft, despite competing in some areas, stands in contrast to its standing with other tech giants. Amazon is in the midst of a dispute with Google that has seen the search giant remove YouTube from Amazon Fire TV and Fire TV Stick devices. Amazon has in recent months began thawing an icy relationship with Apple, restoring Apple TV devices to its online store, two years after removing them. And Amazon Prime Video recently popped up on Apple TV.

Among the donations, 500,000 KN95 masks were delivered to Wuhan on Feb 2, which would be provided to people who needed them most in the city, the epicenter of the epidemic.

American companies and Chinese companies have worked together in the innovation space "in a very beautiful manner" and both countries can choose to make progress together so that cooperative innovation can thrive, said Allen.