Air-conditioning Refrigeration & Air Purifying Equipment Repairing & Maintenance
Includes repairing and maintaining different air-conditioning systems, central, window or split units as well as coolers, cold storage compartments, central water cooling and other refrigeration equipment.
Air-Conditioning Ventilations & Air Filtration Systems Installation & Maintenance
Includes series of installation processes ranging from fitting devices and accessories to air-conditions, ventilators, air-purifiers , to reconditioning and maintaining the old units, cleaning air ducts, fixing fans, fabric filters, sound dampers… etc. It also involves installing air-sterilizers in foodstuff cold stores, kitchens, hospitals, laboratories, animal breeding and husbandry rooms, electronic plants, any facility that requires highly purified air or air with specific gas concentration.
District Cooling Services
Includes central cooling stations, which supply cold water to central air-condition systems in districts. Cold air is pumped through a 10 kilometers underground network connecting residential units with the station. Other auxiliary works like management, operations, maintenance necessary to achieve this service are also included.
Electric Household Appliances Repairing & Maintenance
Includes repairing household refrigerators, washing machines, irons, vacuum cleaners, fans, mixers, toasters and other electric kitchen appliances, radio, TV, video sets.
Electrical Fittings & Fixtures Repairing & Maintenance
Includes repair and maintenance of electrical installations in buildings and civil constructions, including cables, wires, switches and feeding points, distribution panels.