27.12.Z - Manufacture of electricity distribution and control apparatus
26.11.Z - Manufacture of electronic components
26.20.Z - Manufacture of computers and peripheral equipment
26.30.Z - Manufacture of communication equipment
26.40.Z - Manufacture of consumer electronics
27.51.Z - Manufacture of electric domestic appliances
29.31.Z - Manufacture of electrical and electronic equipment for motor vehicles
71.20.B - Inspection and issuance of opinions on the technical condition of chimneys and ventilation ducts
72.19.Z - Other research and experimental development on natural sciences and engineering
77.40.Z - Leasing of intellectual property and similar products, except copyrighted works