Goods ordering system and method therefor

The present invention relates to a goods ordering system using a user terminal and a method therefor, and the system enables a purchaser to order a commodity and make a payment by scanning the bar code attached to the commodity by means of a terminal with a goods ordering system installed both online and offline, thus making it easy and convenient to purchase from a shopping mall, mart, etc. Also, even if directly carrying a purchased commodity offline, the payment is carried out in advance through the goods ordering system, thereby decreasing the waiting time at the counter.