Hydro-Electric Business Technology: Import Erection & Commissioning , Mechanical Equipment, Electrical & Electronic System Installation & Maintenanc, Electric Escalator & Lift Repair, Central Air-conditioner Trading, Electrical Appliance Trading On-shore, Off-shore Oil & Gas Field & Installation Services, Lifts, Escalators & Spare Part Trading, Pump, Generator & Machine Trading, All Kinds of Conveyor Belts Trading, Mechanical Equipment Trading.