News comes from Chatillon of a changing of the guard in Cagliari's sponsors .
The Ichnusa brand, the Sardinian beer of the Heineken Group, leaves the scene after an eight-year partnership .
The “Doppio Malto” brand, an international chain of restaurants and beer producer, led by a Sardinian CEO, Giovanni Porcu, will appear on the Cagliari shirts. A four-year partnership has been signed with the company.