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"Generating a false positive for HIV is entirely unexpected for this vaccine but underscores the critical necessity of testing the safety of newly developed vaccines in large numbers of volunteers," Palmer said.
"Foreign customers have a fancy for the long history behind brick tea and its cultural significance," Sun added.
"Giant pandas today also eat herbs occasionally," he added.
"Firms offering online services, such as gaming, education and e-commerce, are likely to see a strong pickup in their business, given that people are staying at home and spending more time on their phones," she said.
"Global interdependence will only continue to grow and unless countries face it in a spirit of collaboration, not conflict, the world economy cannot prosper," he said.