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As the crowd jokingly jeered, Bezos responded with a grin, “No, no. Hey, be nice. Come on.”

As the pandemic strangles global growth, many speakers have referred to the role of AI in disease detection and streamlining diagnosis procedures.

As the COVID-19 pandemic has already cast a shadow over global trade, aviation, services and tourism, businesspeople are still unwilling or unable to travel overseas. China's exporters will have better access to the global market by showcasing their products online this time, said Sang Baichuan, an economics professor at the University of International Business and Economics in Beijing.

As the system moves eastward, it will hand off to a second coastal storm on Sunday that will bring 2 to 4 inches (5 to 10 cm) of snow to the Washington DC, area before it moves off the coast that night, Walker said.

As the major destinations of the country's migrant workers, many cities, such as Hangzhou and Ningbo in Zhejiang province, Dongguan and Shenzhen in Guangdong province, Xiamen in Fujian province, and Xi'an in Shaanxi province, have launched a series of policies to help enterprises resolve employee shortage in resuming work. Local governments are now using chartered buses, trains and airplanes to bring migrant workers back to work.