PPC Renewables, a subsidiary of Public Power Corporation (PPC), on Tuesday announced the signing of a memorandum of understanding with EDP Renewables, a subsidiary of Energias de Portugal -a global leader in the renewable energy sources sector- with the aim to develop renewable energy sources with a power of at least 400 MW in Greece. In an announcement, PPC Renewables said the two parts will examine ways of cooperation to build and develop renewable energy projects in Greece, based on each part's corporate practices and based on the best business model.