As the Coronavirus outbreak rages on, the Chinese government is implementing a system of colored QR codes in hopes of containing the spread of the illness, Reuters has reported. On Wednesday, The ...

Chinese President Xi Jinping is appealing to world leaders to create a globally-accepted Covid-19 health-tracking system to enable the resumption of trade and travel. Since early this year China has ...

QR codes, originally developed as two-dimensional matrix barcodes for rapid data acquisition, have undergone significant transformation and expansion in application. Their evolution from simple ...