PURPOSE: To provide a product information management equipment which can easily execute the collation, the correction, etc., of product information.

CONSTITUTION: The equipment is provided with a product maser file storing product information concerning a handled product and a store controller 20 including a store controller main body 21 which transmits corresponding product information in response to the inquiry of product information from plural POS terminal equipment 22 installed at a store and tabulates/manages sales data of each POS terminal equipment 22 and a portable terminal equipment 31 which is connected with the main body 21 by radio communication and reads/writes/ erases/corrects the storage content of the product master file.