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Chief Executive of China's Macao Special Administrative Region Chui Sai On [File Photo/VCG]

Chen Dingjia, chief technology officer of Kuaishou said more than 19 million people in rural areas received some source of income through the platform as of September 2019, among which over 5 million people came from national-level poverty-stricken counties.

Chen said robots can increase public interest in learning music, but they cannot effectively teach music. As they are based on programmed procedures, they cannot adjust their teaching approach according to students' learning speeds and personal feelings.

Children usually learn by imitating the behavior of the people around them, especially parents, without knowing if the behavior is good or bad, he said.

Chen Liteng, an analyst at the Internet Economy Institute, a domestic consultancy, said the on-demand delivery services guarantee the daily needs of consumers, and the emergence of noncontact delivery and intelligent drop-off shelves efficiently addressed concerns about human-to-human contact amid the COVID-19 outbreak.