Categories VIDEOS South Koreans virtual supermarket in a subway station Post author By Semih Akalin Post date Jul 7, 2011 No Comments on South Koreans virtual supermarket in a subway station Scan QR codes for home delivery. Tags barcode, billboard, Campaign, cell, code, convenient, display, e-mart, grocery, homeplus, phone, QR, quick, response, scanning, shop, shopping, south korea, store, subway, tesco, virtual