At the virtual G20 leaders' meeting on Nov. 21, Chinese president Xi Jinping called on countries to coordinate a uniform set of policies and standards to ensure the "smooth functioning" of the global economy during the pandemic.
Said Xi, "China has proposed a global mechanism on the mutual recognition of health certificates based on nucleic acid test results in the form of internationally accepted QR codes. We hope more countries will join this mechanism."
China's system uses an electronic barcode to store a person's travel and health history, issuing users a color code based on their potential exposure to the novel coronavirus.
Other countries have introduced tracking app technology to monitor citizens' movements and potential exposure, but the systems are not coordinated.
Concerns about data privacy and the use of Chinese technology pose challenges to a QR system coordinated with Beijing.
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Abstracts Copyright © 2020 SmithBucklin, Washington, DC, USA
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