Fingrid is a Finnish public limited liability company responsible for electricity transmission in the high-voltage transmission system in Finland. Fingrid's nationwide grid is an integral part of the power system in Finland. The transmission grid is the high-voltage trunk network that covers entire Finland. Major power plants, industrial plants and regional electricity distribution networks are connected to the grid. The Finnish power system is part of the inter-Nordic power system. The inter-Nordic system is connected to the system in Continental Europe by means of high-voltage direct current transmission links. Moreover, there are high-voltage direct current links from Finland to Russia and Estonia. The transmission system in Finland encompasses over 14,000 km of 400, 220 and 110-kV transmission lines plus more than 100 substations.