| Nature | Certificate | Awarding authority |
|---|---|---|
| Quality Management System | ISO 9001:2015 | Hong Kong Quality Assurance Agency |
| Registered Contractor | Registered Electrical Contractor | Electrical and Mechanical Services Department |
| Registered Contractor | Registered Plumbing Contractor (P) | Water Supplies Department |
| List of Registered Subcontractor | Subcontractors Registration Scheme: 01.07 Scaffolding 01.07.02 Metal Scaffolding 01.09 General Civil Works 01.09.03 Road Drainage and Sewer 03.04 Electrical 03.04.01 Electrical Wiring 03.04.02 General Electrical Installation 03.08 Heating, Ventilation, and Air-conditioning 03.08.02 03.13 Mechanical Handling and Lifting 03.15 Plumbing 03.15.01 Plumbing 03.15.02 Building Drainage and Sewers 03.17 Supply and Installation of Pumpsets and Associated Equipment 03.21 Other E&M Trades 03.21.05 Welding 04.05 Temporary Water Supply Installations | Construction Industry Council |
| Employment Agency | Licence to Operate An Employment Agency | Labour Department |
