The net-billing photovoltaic system of 482.8kwp was set into operation at Cyprus Forest Industries in Nicosia. The photovoltaic system operates with the net-billing method and consists of 1420 PV modules JA Solar 340Wp and 18 Fronius inverters of which 17 are Eco 27KVA and one Symo 20KVA. The photovoltaic system was placed on the inclined metal roof and the ground. The output energy is expected to exceed 800,000 kWh per year, thus contributing significantly to the reduction of electricity consumption.