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Andy Wang, the CEO of StarTimes Kenya, delivers a speech during the hand over ceremony. [Photo by Liu Hongjie/chinadaily.com.cn]

An overview of Amazon SageMaker, a hosted service for developing machine-learning models. (AWS Image)

And Guangzhou's measure of artificial intelligent industrial scale is planned to total more than 120 billion yuan annually by the end of 2022, he said.

Analysts warned that the US risks underestimating China's capability to hit back if it continues to impose tariffs on more Chinese goods.

And the homeless problem that has exasperated San Francisco's city leaders for decades despite millions of dollars spent on it has gotten worse, say those who live and work among it and those struggling to deal with it.