Wholesale in electronic materials, inclusive of material for installation
Retail trade in electronic domestic devices in specialised shops
Electrical installation
Work of maintenance and mechanical repairs for third parties
Installation of secondary power supply systems (electrical generators)
Building of transport and distribution lines for electricity
Building of lines and networks of telecommunication
Setting of electric cables and appliances
Setting of telecommunication systems and computer installations
Setting of monitoring systems and alarms against housebreakings
Setting of electrical installations of heating
Installation of lifts and escalators
Setting of antennas and lightning rods
Retail trade of radio and television appliances and other audio-video appliances for domestic use, such as video recorder, cameras, hi-fi equipment, etc.