25.11.Z - Manufacture of metal structures and parts of structures
42.91.Z - Construction of water projects
85.59.B - Courses and training related to acquiring knowledge, skills, and professional qualifications in non-school forms
78.20.Z - Temporary employment agency activities and other human resource provisions
77.32.Z - Rental and leasing of construction and civil engineering machinery and equipment
46.64.Z - Wholesale of other machinery and equipment
43.50.Z - Specialised construction activities in civil engineering
43.13.Z - Test drilling and boring
43.12.Z - Site preparation
43.11.Z - Demolition
42.99.Z - Construction of other civil engineering projects n.e.c.
08.12.Z - Operation of gravel and sand pits and mining of clay and kaolin
42.22.Z - Construction of utility projects for electricity and telecommunications
42.12.Z - Construction of railways and underground railways
33.17.Z - Repair and maintenance of other civilian transport equipment
33.12.Z - Repair and maintenance of machinery
33.11.Z - Repair and maintenance of fabricated metal products
25.99.Z - Manufacture of other fabricated metal products n.e.c.
25.53.Z - Machining of metals
25.51.Z - Coating of metals
