Production of switching appliances and of manifolds
Retail trade in computers, software and peripheral devices in specialised shops
Development and programming of computer programs
Activities with regard to computer consultancy
Repair of electronic devices
Installation of industrial machines, devices and equipment
Construction of civil-technical works for electricity and telecommunications
Manufacture of boards, veneers, consoles, desks, cupboards and other media for electrical command or distribution
Development, assembling and maintenance of control systems in non stop industrial process
Development, assembling and maintenance of automatic production units, including several machines, handling equipments and appliances for centralized control
Installation of secondary power supply systems (electrical generators)
Building of transport and distribution lines for electricity
Building of lines and networks of telecommunication