All around tunnelling solutions, Machanized tunnelling technology for traffic and utility tunnelling. Conveyor belt systems. Lining segment moulds and factories. Surveying, navigation and monitoring systems, Rolling stcok. Personnel services, Operational Support Service, Rebuilding and renting of machines and components. Project Management for tunneling machines and equipment, Manufacturing of Cutter tools, Steel fabrication of gantries, assembly of steel construction, After sales service for TBM, Sales of Spare Parts, Refurbishing of TBM, Assembly of TBM.