Retail trade in electronic domestic devices in specialised shops
Retail trade in lighting products in specialised shops
Repair of consumer electronics
Manufacture of neon lights, neon signs, indicator signs of light, etc.
Manufacture of electric appliances for signs, controls or commands for roads, railways, waterways, port installations, and for airports
Installation of secondary power supply systems (electrical generators)
Setting of monitoring systems and alarms against housebreakings
Building of coolers, vaults, etc.
Retail trade of radio and television appliances and other audio-video appliances for domestic use, such as video recorder, cameras, hi-fi equipment, etc.