PT. Gaya Makmur Tractors (GM Tractors) which is established on 29 August 2005 in Jakarta is a wholesale supplier of heavy equipments for road construction, plantation, forestry, mining and much more. It is a sole distributor of Wirtgen Group (Wirtgen, Vogele, HAMM, Kleemann) of Germany, FIORI manufacturers of self loading concrete mixers from Italy. Furthermore GM Tractors is also a sole distributor of some heavy equipment manufacturers from China. They are Shantui Construction Machinery (Shantui) with their wide range product on bulldozers. Xuzhou Construction Machinery Group (XCMG) which produces a variety type of cranes, motor graders and wheel loaders.