World's first smart virtual store, Homeplus Smart Virtual Store, Seolleung subway station, Seoul

A shop with no physical products on display.

Dubbed "the fourth generation retail store," it claims to be the first of its kind in the world.

Customers purchase items with their smartphones by scanning QR codes using the Homeplus app, which will then be delivered to an address of their choice.

35,000 products: including milk, egg, pasta sauce, gochujang [Korean red pepper paste], tissues and digital cameras.