Rail services in Pakistan are provided by the state-run Pakistan Railways, under the supervision of the Ministry of Railways. Pakistan Railways provides an important mode of transportation in Pakistan. It does large-scale movement of people and freight. The railway network is long. Broad gauge is of that. There are of electrified track. The narrow gauge tracks form the remaining . Pakistan Railways also operate special trains for various occasions. The Freight Business Unit, with 12000 personnel, operates over 200 freight stations on the railway network. The FBU serves the Port of Karachi and Port Qasim as well as various other stations along the network. It moves agricultural, industrial and imported products such as wheat, coal, fertilizer, cement, and sugar. The freight rates structure is based on market trends in road transport which is the main competitor to rail transport.