QR code (abbreviated from Quick Response Code) is the trademark for a type of matrix barcode (or two-dimensional barcode) first designed for the automotive industry in Japan. A QR code consists of black squares arranged in a square grid on a white background, which can be read by an imaging device such as a camera on your mobile phone.

In order to read QR code, you must have installed barcode scanner on your mobile phone.

You can create your own QR code using one of QR code generators.

QR code generator  http://qrcode.kaywa.com/

                                 https://www.qrstuff.com/