If you need to make an appointment to the store in advance through the SMS website, you need to forward the received SMS reservation website to your relatives and friends, and send the successful SMS, the screenshot of the QR code in the SMS and the electronic code to your relatives and friends to make an appointment. If you don't need to make an appointment, go directly to the store to use it. You can transfer the successfully sent SMS, the screenshot of QR code and the electronic code in the SMS to friends and relatives for use. If you need to call the merchant in advance to use the purchased goods in the store, you need to inform your relatives and friends how to make an appointment, and forward the SMS, QR code screenshot and electronic code in the SMS to your relatives and friends to make an appointment.