| 摘要 |
Disclosed is a technique providing information on products. More specifically, a computing technique providing information on a product in which a customer is interested is disclosed. When a portable terminal tags an electronic label, a service server generates a purchase history list including products of the same kind as a product included in tagging information and provides the generated purchase history list to the portable terminal. When the portable terminal tags an electronic label, the service server obtains and accumulates information on products of interest, generates a list of products of interest including products of the same kind as a product included in tagging information, and provides the generated list to the portable terminal. When a customer tags an electronic label displaying information on a product of interest with a portable terminal in a store, the computing technique provides the portable terminal with information on products that the customer has purchased among products having the same kind as a product of interest, thereby utilizing the information in promoting products. |
