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"Foreign adversaries are increasingly creating and exploiting vulnerabilities in the United States bulk-power system," Trump said in the order, and "the unrestricted foreign supply of bulk-power system electric equipment constitutes an unusual and extraordinary threat to the national security, foreign policy, and economy of the United States."

"From helping small store owners streamline their supply chains and increase stocking efficiency, to speeding up checkouts, this is a massive jump beyond anything in use today," Ma added.

"For us, overseas trading is not only about offline sales, but more importantly online livestreaming, which is expected to help us ink more deals during the fair," Wang said.

"For the last 10 years, we have been deepening our involvement in Africa's growth story and the continent's partnership with China to enable our clients to tap into trading and investment opportunities between the two regions," Yi said.

"For sure nearly all the increase is people with coronavirus. But not all are being counted that way," he tweeted.