SNCF main business of the SNCF Group, which in 2017 had €33.5 billion of sales in 120 countries. The SNCF Group employs more than 260,000 people. Since July 2013, the SNCF Group headquarters are located in a Parisian suburb at 2 Place aux Étoiles in Saint-Denis. The President of the SNCF Group is Guillaume Pepy. SNCF operates almost all of France's railway system, including the TGV ("Train à Grande Vitesse", meaning "High-speed train"). In the 1970s, the SNCF began the TGV high-speed train programme with the intention of creating the world's fastest railway network. It came to fruition in 1981, when
SNCF Class BB 26000 simplicity of equipment, and price. Two locomotives SNCF BB 20011 and 20012 were used to develop and test the dual voltage traction system, microprocessor control systems and auxiliary motors, BB 20012 was used to develop and test the pneumatic and electrical braking system. The Paris-based industrial design group MBD Design contributed to the design of the locomotive. 264 of the class were ordered by SNCF, only 234 were built, the last 30 of the order were instead built as a new triple voltage design capable of also operating on 3 kV DC; these used asynchronous electric motors and became the