The present invention relates to a preference-based market system, comprising a service server, a service platform provided by the service server, and a user terminal connected to the service server and a communication network to enable mutual data communication, The service server includes a database for storing various information and data, and a module unit responsible for processing and processing information and data stored in the database, and driving and executing a service platform, The module unit, a preference analysis module for collecting and analyzing the behavior log of the sobaja, a product analysis module for analyzing information on the seller's sale products, consumer preference information analyzed in the preference analysis module and the product analyzed by the product analysis module The present invention is characterized in that it includes a matching module that matches the consumer with the sale product based on the information, and a new product preference evaluation module that allows the consumer to evaluate the seller's preference for the new product. It has a remarkable effect of improving the satisfaction of consumers because it reflects individual preferences, such as providing customized services.
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