How China is using QR code apps to contain Covid-19
9 min read A sign outside a market writes no entry for those without masks on Feb 4, 2020. (Image credit: TechNode/ Shi Jiayi)This article was co-authored by David Cohen and Chris Udemans. As China goes back to work after weeks of epidemic lockdown, it’s betting on high-tech QR code…
bubmagFebruary 25, 2020