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"Did it come out of the virology lab in Wuhan, did it occur in the wet market there in Wuhan or did it occur somewhere else? And the answer to that is we don't know," the top US military officer told reporters in a Pentagon briefing when asked about the origin of COVID-19.

"Essentially, blockchain can deal with the trust issues in the virtual world, as all transactions based on the technology are verified through the whole network to ensure the uniqueness of transactions, without mediation," said David He Dayong, managing director of BCG and leader of the firm's financial institutions and insurance practice in China.

"Due to the epidemic, consumers are more keen to make countryside trips rather than city tours. They also prefer suburban tours to cross-provincial tours," said Wang Liantao, co-founder of Xiaozhu.

"Einstein said that splitting the atom has changed everything except the way of our thinking. The problem of mass weapon destruction has grown ever since. There is only one thing in common for all of us: we have to be incredibly cautious," Leach said.

"Don't fan nationalist sentiment," Ren also warned. Currently, the attitudes toward Huawei are divided into two groups. One represents the genuine patriots who support Huawei, while the other believes that Huawei has kidnapped the patriotic feelings of the entire society.