The National Grid Corporation of the Philippines (NGCP) is a privately owned corporation that was created on January 15, 2009, through RA 9511. It is a consortium of three corporations, namely Monte Oro Grid Resources Corporation, Calaca High Power Corporation, and the State Grid Corporation of China. As the franchise holder and transmission service provider, it is in charge of operating, maintaining, and developing the country's state-owned power grid, controls the supply and demand of power by determining the power mix through the selection of power plants to put online (i.e., to signal power plants to produce power, as power plants will only produce power or feed their power to the transmission grid when directed by NGCP), and updates the daily power situation outlook for Luzon, Visayas