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Among all, China Resources (Holdings) Co Ltd topped the list.

Amazon’s e-commerce business is about 10 times bigger than Apple’s so you can just imagine if it expanded deeper into mobile advertising. Furthermore,?advertising could help Amazon boost its historically razor thin profit margins.

Amid this promise, however, the rapid pace and significant scale of change resulting from ever smarter AI systems and increasingly pervasive human/machine interactions are also giving rise to markedly differing concerns among business leaders and consumers, said Wilson Chow, a leader on the technology, media and telecommunications of PwC.

Amazon’s workforce has been growing like mad in recent years, as this chart shows.

Among the 21 industries surveyed, 12 sectors including information technology, healthcare and mechanical and electrical equipment were in the expansion zone, up from nine in June.