37
Building, construction and demolition; Computer hardware and telecommunication apparatus installation, maintenance and repair; Erection of reinforced concrete structures utilising sliding and climbing formworks; Interference suppression in electrical apparatus; Electric appliance installation and repair; Installation of solar powered systems; Installation of radio frequency communications systems; Assembly, installation and maintenance of photovoltaic installations; Assembly [installation] and maintainance, in relation to the following goods: Solar thermal installations; Assembly [installation] and fix, in relation to the following goods: Aerials; Installation of wireless telecommunications equipment and wireless local area networks; Installation and repair of telecommunications networks; Installing of telecommunications networks; Installing of electronic communications networks; Installation of computerised information systems; Installation of radio telephone equipment; Installation of computer systems employing solid-state electronic circuitry; Installation of cellular communications systems; Installation of data network apparatus; Installation of communications network instruments; Telecommunication wiring; Wiring of buildings for telecommunication transmission; Re-calibration of data processing apparatus; Maintenance and repair of data communications networks; Maintenance and repair of communications systems; Maintenance of data communication networks; Maintenance of computer hardware; Maintenance of data-processing terminals; Maintenance of data processing apparatus; Repair or maintenance of telecommunication machines and apparatus; Repair of telecommunication machines and apparatus
38
Telecommunication services; Provision and rental of telecommunications facilities and equipment
42
Design services; Testing, authentication and quality control