Install specific software through the mobile phone, shoot the QR code information at the brand, and you can scan it. Two-dimensional code has become a widely used information recording method, which can be used for business information exchange and electric vehicle license plate to obtain relevant information. The electric vehicle license plate of South China Agricultural University is a limited number of electric vehicle license plates on the campus of South China Agricultural University, with the words of QR code, school emblem and South China Agricultural University printed on it.