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Amazon’s announcement came two days after IBM said it would wind down its facial recognition products in response to the national racial justice movement. The ACLU is urging Microsoft to follow in IBM and Amazon’s footsteps.

Among the doctorate recipients in engineering in 2015, only 45 percent were US citizens and permanent residents, and nearly 55 percent went to temporary visa holders; similarly in mathematics and computer science, US citizens and permanent residents got only 43 percent and more than 50 percent were obtained by foreign students, according to data from the National Science Foundation.

Amazon’s success has also allowed AWS to spend a ton of money on building out the market-leading public cloud infrastructure service, which requires billions of dollars to create and maintain. Companies tend to spin off divisions that need a liquidity event to finance their future, Jassy said, and capital hasn’t been an issue for AWS.

Among the 100 surveyed cities, average new home prices edged up 0.53 percent to 15,461 yuan (,189) per square meter in June from May, according to the China Index Academy, a property research institution.

Amid the talk of Hong Kong's edge as a digital data exchange center along the Belt and Road route, the Asian financial hub should do more to stand at the forefront of the revolution, Chan added.