To spread a system in an early stage over a wide range without making a buyer do complicated operation.

The article sales promotion system which gives the buyer points as additional value corresponding to sales of articles is equipped with portable terminal equipment 10 which holds a point data file as management information on points by previously performing registration processing by a point management device 30 and an automatic vending machine 20 which performs addition processing for points corresponding to a solid article for the point data file when the article is sold on condition that the portable terminal 10 that the buyer owns is subjected to registration processing.