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When Express Delivery becomes more and more important in the time of the globle economic intergration, incidents as impersonator or wrong collection happen occasionally cause of the nonstandard sign-off, which causes some unecessary lose. Aiming at this problem, we add a QR code to the express paper. You should not only fill in your basic information but also scan the QR code with your cell phone when you send a expressage, filling in some information of the recipient when finished, the recipient recieving a massage with a verification code
Zengcheng college of south China no