Design, Supply, installation, operation and maintenance of centralized HVAC systems: - AHU & Ventilation system - Air condition & VRV systems - Chiller & fan coil Cooling system - Heat exchanger & Heating glycol system - Piping & Plumbing system - Industrial Dust Collector Manufacture and installation of air ducts for ventilation system Manufacture and installation of FILTER Assemblage of automatic control system for HVAC system Services after warranty expiration Development and advertisement of HVAC system Warranty Service After Sales service including parts supply