VSPT, the second largest producer and third major exporter of Chilean wine, has signed an energy efficiency agreement meaning its products will now be cleaner and greener.As part of its continued pledge to reduce CO2 emissions VSPT Wine Group has signed a deal with the Chilean Department of Energy, GTZ Chile and the Chilean university Universidad Tecnica Federico Santa Maria.The main objective is to forge a technical collaboration ensuring a more efficient use of energy in all of VSPT's facilities and production processes.