(EDEKA) is Germany's largest food retailer and wholesaler, founded in 1898, headquartered in Hamburg, Germany, with more than 12,600 retail outlets, operating supermarkets, hypermarkets, discount stores, pharmacies, food processing and wineries, publishers, etc. Its core business is a comprehensive supermarket business, run by its own retailers.

Edeka (Edeka Zentrale) opened a new supermarket chain is not new, but the opening of this store has caused widespread concern in the community because of the introduction of a "fingerprint payment" method in this supermarket.

That is to say, the customer who enters the store to make payment just needs to press his finger on the fingerprint scanner. As the first supermarket to adopt "fingerprint payment", Edeka became the pioneer of the German supermarket payment reform.