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But Pichai and Google co-founder Larry Page, now CEO of Google corporate parent Alphabet Inc, see it differently. They believe computers can take over more of the tedious, grunt work so humans have more time to think about deeper things and enjoy their lives with friends and family.

But how to make self-driving trains handle any emergencies－for example, obstructions on the tracks－remains the most important problem yet to be solved, he said.

But he said poverty alleviation is getting more and more difficult as it nears the end.

But sales of new cars have declined for 12 consecutive months. Last month, the sales reached 2.06 million, down 9.6 percent year-on-year, according to the China Association of Automobile Manufacturers. Sales from January to June totaled 12.32 million, falling 12.4 percent year-on-year.

But Zhao Ping, director of research at the Academy of China Council for the Promotion of International Trade, said China's consumption upgrade is intact.