Abstract: A payment service device and a method of operating the same are provided. The present disclosure provides pre-registering a payment card (for example, a credit card) for the issue of electronic receipts and the accumulation of points and automatically processing the issue of electronic receipts and the accumulation of points when the purchaser performs payment using the registered payment card.

Abstract: Provided are a server, a control method thereof, and a non-transitory computer readable storage medium having a computer program recorded thereon. That is, according to the present invention, when a purchase intension on a promotion product is recognized in advance through a prior walk-in process or even when the promotion product is recognized without having a walk-in process, a reward function such as a point accumulating function, a discount function, or a discount coupon providing function is provided based on promotion product information purchased by the terminal, so that an advertiser provides reward only when a customer who is a promotion target surely recognized the product of the advertiser and purchases the product or the customer recognizes the product after purchasing the product so that the advertising effect is confirmed and is maximized.

Abstract: Provided is a display module cabinet having the slim front frame width and improved design and keeping strength against breakage. In addition, provided is the cabinet having the elegant rear cover, which reduces costs and time in assembling the display device. The cabinet includes a front cover and a rear cover. The front cover includes a front frame portion defining an opening and a side frame portion extended backward from the front frame portion and including a thick portion and a thin portion that are sequentially formed. The rear cover includes a rear portion and a peripheral portion extended forward from the rear portion and including a thick portion and a thin portion that are sequentially formed. A protruding portion is extended backward from the thick portion of the front cover so as to be interposed between the thin portion of the rear cover and the display module.