TIAN YI AIR-CON & ELECT SVCS

This sub-class includes the installation of electrical systems in all kinds of buildings and/or civil engineering structures. Units in this sub-class are primarily engaged in: - installation of electrical wiring and/or fittings - installation of telecommunications wiring - installation of computer network and/or cable television wiring, including fibre optic - installation of satellite dishes - installation of lighting systems - installation of fire protection/alarms systems, without later monitoring - installation of security alarm systems, without later monitoring - installation of street lighting and electrical signals - installation of airport runway lighting - installation of connecting of electric appliances and/or household equipment, including baseboard heating