A shop-in-shop brokerage platform provision method and a shop-in-shop brokerage platform provision system are disclosed. A method of providing a shop-in-shop mediation platform according to an embodiment of the present invention includes the steps of searching a database for product information that can be allocated to space information registered by a store owner terminal, and a product list listing the searched product information. , Displaying on the store owner terminal, and matching, by the store owner terminal, a first seller terminal registering product information in the selected product list with the store owner terminal.
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