| Class | Class Name |
|---|---|
| 37 | advice relating to demolition of buildings, building construction, dredging and civil engineering works |
| 37 | advice relating to the repair, replacement and maintenance of aircraft tyres |
| 37 | advisory services and information relating to pest and vermin control |
| 37 | advisory services relating to building construction, repair and installation |
| 37 | advisory services relating to construction |
| 37 | advisory services relating to printer installation |
| 37 | advisory services relating to property development |
| 37 | advisory services relating to renovation and property development |
| 37 | advisory services relating to repair, maintenance, construction and carpentry |
| 37 | advisory services relating to the construction, maintenance and repair of mechanical engineering structures |
| 37 | advisory services relating to the construction of civil engineering structures |
| 37 | advisory services relating to the construction of mechanical engineering structures |
| 37 | advisory services relating to the installation of in-house audio/video systems |
| 37 | advisory services relating to the maintenance of in-house audio/video systems |
| 37 | advisory services relating to the renovation, repair, maintenance and interior decoration of buildings |
| 37 | advisory services relating to the repair of building, plumbing, environmental control systems and civil engineering structures |
| 37 | advisory services relating to the repair of civil engineering structures |
| 37 | advisory services relating to the repair of in-house audio/video systems |
| 37 | advisory services relating to the repair of mechanical engineering structures |
| 37 | aircraft cabin cleaning services |
| 37 | aircraft cleaning |
| 37 | aircraft maintenance |
| 37 | aircraft repair services |
| 37 | airplane maintenance and repair |
| 37 | anti-rust treatment for vehicles |
| 37 | apartment refurbishment services |
| 37 | artificial snow-making services |
| 37 | asphalting |
| 37 | billboard installation, maintenance and repair |
| 37 | boiler cleaning and repair |
| 37 | bricklaying |
| 37 | building construction information services |
| 37 | building construction services |
| 37 | building construction supervision |
| 37 | building demolition |
| 37 | building insulating |
| 37 | building insulation |
| 37 | building maintenance |
| 37 | building of accommodation facilities |
| 37 | building of drainage and filtration systems on golf courses |
| 37 | building of drainage systems |
| 37 | building of fair stalls and shops |
| 37 | building of offices |
| 37 | building of roads, bridges, highways, tunnels and power plants |
| 37 | building of ships |
| 37 | building of shopping arcades, malls, restaurants, convention centres, hotels and theatres |
| 37 | building of trapezoidal channel |
| 37 | building project management |
| 37 | building refurbishment |
| 37 | building renovation services |
