Carrefour, a big french supermarket chain, starts the implementation of his blockchain technology. You can now see who, when and where your chicken were raised reading the QR code on the label.
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Carrefour, a big french supermarket chain, starts the implementation of his blockchain technology. You can now see who, when and where your chicken were raised reading the QR code on the label.
![Carrefour, a big french supermarket chain, starts the implementation of his blockchain technology. You can now see who, when and where your chicken were raised reading the QR code on the label.]()
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March 06, 2018
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