15 technicians are available for the works according to the Customers', Operators' demands from state surveys till the projects ready for operation.

• Field assembly of new cranes, crane runways and runway power-supplies
• Installation of radio remote control systems
• Renewal and updating of operating hoisting machines (capacity modification, relocation of hoisting machine and runway, configuration of radio remote control system)
• Trouble shooting, casual and annual maintenance
• Tests before start-up
• Survey of protection against indirect contact