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By enabling robots to pick and deliver goods in the warehouses, Quicktron has offered its services to more than 20 leaders in the field from 15 countries and regions, including China Post, DHL and Chinese vehicle-maker FAW Group.

By quickly filling the least desirable jobs, immigrants "grease the wheels of the economy", allowing production to resume much faster, which opens up more desirable jobs for US citizens, Bier said.

By the end of 2017, China had more than 240 million people aged 60 or above, accounting for 17.3 percent of the total population, which means that one in four elderly people in the world was from China.

By the end of last year, there were a total of 58 airlines in China, which offered services on 4,418 air routes.

By the end of July, more than 95 percent of personal administrative affairs and 70 percent of business-related administrative affairs could be handled online, and startups could get business certificates in one day.