“The era of electronic vouchers for universal health insurance is coming. Health seeking and medicine purchase can all be done with one mobile phone!” Along with the rapid development of “Internet + medical insurance”, the traditional physical card has been unable to meet the masses’ demand for a large number of long-distance and online services. Now, when seeing a doctor or purchasing medicine in designated hospitals and pharmacies, one can make settlement by scanning the QR code of the electronic voucher of medical insurance on the mobile phone.