Carrefour is a French multinational retailer headquartered,It is one of the largest hypermarket chains in the world, the Second largest retail group in the world in terms of revenue and the second in profit. Carrefour operates in more than 30 countries, in Europe, the Americas, Asia and Africa.

In June 2005 , we CRYOTEK first supplied Racks& condensers into Carrefour, and after that,more that 100 stores become our clients.