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And for the market, millions of young tenants like Zhang yearning to live in a "community" signify the "taking-off" of a new sector in China.

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

And while the 20 candidates that made Amazon’s HQ2 short list Thursday are likely celebrating, the decision to publicly narrow the field isn’t going to assuage any concerns that Amazon is staging its own Hunger Games, and using cities in need of economic development as the contestants.

Analyst Xiong Ran said that some service providers and platforms failed to abide by the non-disclosure agreement in user protocols and sold users' information to others, while some users ignored ways to protect their information.

And the process of technological upgrading is accelerating.