| 301 | Office Carpet Cleaning | Company Product |
| 302 | Office Cleaning Services | Company Product |
| 303 | One Touch Quick Coupler | Company Product |
| 304 | Opf Mixers | Company Product |
| 305 | OPP Tape | Company Product |
| 306 | Office Glass Partitions | Company Product |
| 307 | Office Doors | Company Product |
| 308 | Office Plumbing Works | Company Product |
| 309 | Office Electrical Works | Company Product |
| 310 | Office Lightings | Company Product |
| 311 | Office Floorings | Company Product |
| 312 | Office Painting | Company Product |
| 313 | Office Ceilings | Company Product |
| 314 | Offshore Applications | Company Product |
| 315 | Oil Level Switches | Company Product |
| 316 | Oil Level Controllers | Company Product |
| 317 | O-Ring Kits | Company Product |
| 318 | Office Lighting | Company Product |
| 319 | Orbital Hydraulic Motors | Company Product |
| 320 | Oil Level Indicators | Company Product |
| 321 | Oil Level Indicator With Thermometers | Company Product |
| 322 | Overhead Rotation Clamps | Company Product |
| 323 | Orp Test Probes | Company Product |
| 324 | Orp Probes | Company Product |
| 325 | Orp Portable Handheld Meters | Company Product |
| 326 | Orp Analyzers | Company Product |
| 327 | Outer Unit With Washer | Company Product |
| 328 | Office Renovation Services | Company Product |
| 329 | Office Renovation Projects | Company Product |
| 330 | Office Interior Design | Company Product |