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"Distribution of these tests will improve the global capacity to detect and respond to this new virus," she said.

"Facing raging infectious diseases such as COVID-19, no country would be able to go unscathed," said Ren Lin, head of the institute's Department of Global Governance.

"Definitely. Remember when 16 classmates couldn't go to school last month because they had the flu? This pneumonia-like virus is more dangerous. In 2003, a similar virus called SARS (severe acute respiratory syndrome) broke out in China, infecting thousands and claiming 700 lives globally. You were not born then."

"Do you want to take a spur-of-the-moment trip? Join me!" wrote Zhang Weili, 56, on WeChat, ahead of the seven-day National Day holiday early this month.

"During large-scale demolition work, we transform construction waste into resources for refilling, which helps save energy on transporting materials and also protects the environment."