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Covid-19: China pushes for QR code based global travel system

Photo of product4kid product4kid Send an email November 23, 2020
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Covid-19: China pushes for QR code based global travel system

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QR codes – bar codes that can be read by mobile phones – have been used in China during the pandemic.

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Photo of product4kid product4kid Send an email November 23, 2020
0 1 Less than a minute
Photo of product4kid

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