主权项 |
1. A method for conducting offline commerce transactions comprising:
(a) providing a personal code to a person, identified as the User ID for their use to purchase goods; (b) converting said personal code into barcode format to form a User ID Barcode; (c) said User ID Barcode corresponding to said personal code and including at least one special character to distinguish the barcode as a User ID Barcode; (d) said User ID Barcode including a plurality of fields including one selected field from a country code field, a company code field, a user index field, and an encrypted User ID; and (e) scanning said User ID Barcode to derive said personal code to obtain authorization for a purchase. |