Opinion polling; market studies; organization of exhibitions for commercial or advertising purposes; business investigations; public relations; sales promotion for others; marketing.

Education; educational examination services; organization and conducting of seminars; tutoring; organization and conducting of non-virtual educational forums.

Architectural fittings of metal; architectural hardware made of common metals; articles made of common metal for use in building; articles of common metal for use in building; articles of metal for shop fitting purposes; articles of metal for use in constructing house frames; articles of metal for use in construction; articles of metal hardware; articles of metal hardware for architectural purposes; building elements made of common metal alloys; building elements made of common metals; building elements of metal; building fittings of metal; building materials made principally of common metal; building materials made principally of common metal alloys; building materials made wholly of common metal; building materials made wholly of common metal alloys; building materials of metal; fittings of metal for buildings; construction elements of common metal; construction elements of metal; construction materials of metal; door frames of metal; door sections of metal; door stops of metal; extruded sections of common metal (semi-finished); extrusions of metal; fittings of metal for doors; fittings of metal for interior partitions; fittings of metal for mounting doors; frames of metal; frames of metal for doors; frames of metal for use with partitions; frameworks of metal for rooms; hardware of metal for doors; interior partitions of metal for buildings; manually operated apparatus (metal) for closing doors; manually operated apparatus (metal) for opening doors; manually operated apparatus (metal) for positioning doors; mechanisms of metal (non-electric) for opening doors; mechanisms of metal (non-electric) for sliding doors; metal articles for use in building; metal articles for use in building; metal door surrounds; metal extrusions; metal fittings for attachments to ceilings; metal fittings for attachments to walls; metal fittings for doors; metal fixing products; metal framed partitions; metal frames; metal frames of extruded shapes; metal goods for use in building; metal goods for use in construction; metal hardware for buildings; metal materials for building decoration; metal materials for use in the construction of walls; metal mountings for doors; metal profiles; metal skirting; metal suspension devices for doors; metal tracks; metallic building components; metallic building elements; metallic building materials; metallic divisions (partitions); metallic doors; metallic frames for buildings; metallic framing for walls; metallic profiles; mobile partitions (structures) made of metal; movable partition panels (doors), of metal, for dividing rooms; non-electric closers of metal for doors; non-electric door closers (metal); non-electric door control devices of metal; partitioning of metal (other than furniture); partitioning of metal for installation in buildings; partitions of metal; partitions of metal for building purposes; permanent building structures of metal; prefabricated building components (metal); prefabricated building elements (metal); prefabricated building materials (metal); prefabricated doors of metal (other than for furniture); prefabricated metal building structures; prefabricated partition walls of metal; prefabricated wall structures of metal; products made of metal for use in building and construction; profiled sections made from metal (semi-finished); profiles of metal; ready made building components (metal); ready made door frames made of metal; ready made doors made of metal; removable partitions (structures) of metal; sections of metal; shaped metal sections; shaped sections of metal; space dividers (structures), of metal; space frames of metal; wall elements of metal; window frames of metal; window surrounds of metal