| 511 | Industrial Zone Application | Company Product |
| 512 | Industrial, Motor Vehicle Radiators | Company Product |
| 513 | Industrial-Grade Special Steel Tool | Company Product |
| 514 | Industries Automation Machine | Company Product |
| 515 | Industries Machines | Company Product |
| 516 | Industry | Company Product |
| 517 | Industry Automation Machine | Company Product |
| 518 | Industry Chains | Company Product |
| 519 | Industry Engine Oil | Company Product |
| 520 | Industry Lubricant Oil | Company Product |
| 521 | Industry Machine | Company Product |
| 522 | Industry Machine Provider | Company Product |
| 523 | Industry Motor | Company Product |
| 524 | Industry Oil | Company Product |
| 525 | Industry Services | Company Product |
| 526 | Indxia | Company Product |
| 527 | Indxia Ha Series | Company Product |
| 528 | Inert Gas Generators | Company Product |
| 529 | Inert Gas Saving Devices | Company Product |
| 530 | Inert Gas System | Company Product |
| 531 | Infarction | Company Product |
| 532 | Inflatable Boats | Company Product |
| 533 | Inflatable Cinema Screen Hire | Company Product |
| 534 | Inflatable Dock Shelters | Company Product |
| 535 | Inflatable Door Seal | Company Product |
| 536 | Inflatable Movie Screen Hire | Company Product |
| 537 | Inflatable Products | Company Product |
| 538 | Inflatable Projector Screen Hire | Company Product |
| 539 | Inflatable Rescue Boats | Company Product |
| 540 | Inflatable Screen Hire | Company Product |