metal goods; namely, structural steelwork; ceilings; floors and partitions; wall linings and facades; doors; door frames; window frames; windows; ceiling systems comprising panels; couplings and joints; fencing panels; flooring; gates; metal window shutters; metal rolling window shutters; metal roofing panels; tables; external curtain wall in metal; permanent interior wall partitions

non-metallic building materials; namely, structural building elements; ceilings; floors and partitions; wall linings and facades; doors; sliding doors; door frames; window frames; fences; glass panels; tiles; windows and window panes; pre-fabricated or modular homes; panelling and wall panels; paving stones; paving and pavement tiles; shutters; skylights; wall tiles; wallboards; external curtain wall in glass, granite or other non-metallic materials; permanent interior wall partitions

construction and repair services; namely, construction, maintenance and repair of buildings

education services; namely, organizing and conducting competitions relating to the building trade; publication of books, pamphlets and magazines for the development of the mental facility of people in the building trade

miscellaneous services; namely, civil engineering services