6
Building and construction materials and elements of metal; metal accessories for construction; metallic building and construction materials utilising chemical products for the purpose of joining electrical cables; frames and covers for manholes made of metal; metallic foundations for cabinets and poles; metal components for the purposes of joining electrical cables
9
Joining fibre optic cables; electrical cables; fibre optic cables; fibre optic ducts
17
Sealant elements for electrical cables; sealant elements for electrical ducts; sealant elements for fibre optic cables; sealant elements for fibre optic ducts; sealant elements for water pipes; pipes constructed of polymers, flexible and non-flexible pipes constructed of plastics for insulating purposes; ducts constructed of polymers, ducts constructed of plastics, all for insulating purposes; acrylic, synthetic, polymer, artificial and semi-processed resins for insulation and sealing; processed epoxy resins for insulation and sealing; processed polyurethane resins for insulation and sealing
19
Building and construction materials and elements, not of metal; non-metallic building and construction materials utilising chemical products for the purpose of joining electrical cables; non-metallic underground access chambers; non-metallic underground manholes; non-metallic frames and covers for manholes; non-metallic foundations for cabinets and poles; composites for the purposes of constructing manholes; concrete for the purposes of constructing manholes; composites for the purposes of moulding cabinets or enclosures; concrete for the purposes of manufacturing pipes; manholes constructed of polymers, manholes constructed of plastics, manholes constructed of composites, manholes constructed of concrete; enclosures constructed of composites, enclosures constructed of polymers, enclosures constructed of plastics; pipes constructed of concrete
37
Building and construction services, installation services for the building and construction industry; consultancy and advisory services relating to the aforesaid
42
Underground utility infrastructure planning, design and quality control services; network infrastructure planning, design and quality control services; consultancy and advisory services relating to the aforesaid