| 811 | Air-Condition Ducted | Company Product |
| 812 | Air-Conditioning | Company Product |
| 813 | Air-Conditioning Repair | Company Product |
| 814 | Air-Cooled Generators | Company Product |
| 815 | Air-Cooled Type Synchronous Generators | Company Product |
| 816 | Air-Cooling Air Dryers | Company Product |
| 817 | Air-Powered Grease Guns | Company Product |
| 818 | Air-Purifying Wall Plaster | Company Product |
| 819 | Air-Quality | Company Product |
| 820 | Air-conditioning, Refrigeration & Ventilation Works | Company Product |
| 821 | Air/Gas Entrainment Separators | Company Product |
| 822 | Airbag | Company Product |
| 823 | Airbag Sensor | Company Product |
| 824 | Airborne Particle Counter | Company Product |
| 825 | Airbox | Company Product |
| 826 | Aircon | Company Product |
| 827 | Aircon & Refrigeration Evaporators | Company Product |
| 828 | Aircon & Refrigeration Pumps | Company Product |
| 829 | Aircon Ac Pumps Singapore | Company Product |
| 830 | Aircon Accessories | Company Product |
| 831 | Aircon Chemical Washing | Company Product |
| 832 | Aircon Cleaners | Company Product |
| 833 | Aircon Cleaning | Company Product |
| 834 | Aircon Cleaning Service | Company Product |
| 835 | Aircon Cleaning Solution Used | Company Product |
| 836 | Aircon Compressor | Company Product |
| 837 | Aircon Compressor Repair | Company Product |
| 838 | Aircon Compressors | Company Product |
| 839 | Aircon Contractor | Company Product |
| 840 | Aircon Contractors | Company Product |