CONSTRUCTION

General contractors (building construction including major upgrading works)

Structural repair contractors

Building construction n.e.c.

General contractors (non-building construction)

Road and railway construction

Bridge, tunnel, viaduct and expressway construction

Water and gas pipe-line and sewer construction

Communications and power line construction

Land reclamation works

Dam and drainage construction

Marine construction (e.g. harbours, piers, docks, wharves)

Construction of other civil engineering projects n.e.c. (e.g. playground systems)

Wrecking and demolition works

Soil investigation, treatment and stabilisation (including grouting and guniting)

Excavation and earthmoving works

Site preparation n.e.c.

Electrical works

Installation of plumbing, heating (non-electric) and air-conditioning systems

Installation and erection of building equipment (e.g. lifts, escalators, travellators)

Installation of fire protection and security alarm systems

Installation of building automated systems for remote monitoring

Installation of awning and window shades

Installation of thermal and sound insulation (including solar control films)

Signcraft installation

Other construction installation n.e.c.

Renovation contractors

Tile setting and plastering

Joinery and other woodworks (e.g. laminated or parquet flooring)

Painting and decorating

Glass and glazing works (including mirror and shower screen installation)

Curtain walling/cladding works

Installation of doors, gates, grilles and windows

Building completion and finishing n.e.c.

Foundation works (including micropiling, conventional piling and underpinning)

Brick laying, stone setting and cement works

Roofing works (including timber carcassing)

Production of pre-cast components

Scaffolding works

Sandblasting/Shotblasting works (except ships)

Production of Prefabricated Prefinished Volumetric Construction (PPVC) modules

Other specialised construction and related activities n.e.c. (excluding online marketplaces)