| 301 | Utility Pumps | Company Product |
| 302 | Ups Systems Repair | Company Product |
| 303 | Used Material Handling Equipment | Company Product |
| 304 | Used Cranes | Company Product |
| 305 | UHT Dairy Dessert | Company Product |
| 306 | Unifoam Extruded Polystyrene Insulation | Company Product |
| 307 | Underground Pipeline For Telecommunications | Company Product |
| 308 | Underwater Welding Services | Company Product |
| 309 | Used Machineries | Company Product |
| 310 | Used Oils | Company Product |
| 311 | Uv Equipment & Supplies | Company Product |
| 312 | Urethane Chemicals | Company Product |
| 313 | Urethane Packings | Company Product |
| 314 | Urns | Company Product |
| 315 | Urea Formaldehyde Resins | Company Product |
| 316 | Urea Formaldehyde Foam Insulation Materials | Company Product |
| 317 | Urethane | Company Product |
| 318 | Upholsterers | Company Product |
| 319 | Ups Systems | Company Product |
| 320 | Upholsterers' Supplies | Company Product |
| 321 | Upholstery Fabrics Manufacturers & Wholesalers | Company Product |
| 322 | Upholstery Fabrics Retailers | Company Product |
| 323 | Urea | Company Product |
| 324 | Universal Joints | Company Product |
| 325 | Universal Lathes | Company Product |
| 326 | Unrecorded Video Tapes | Company Product |
| 327 | Universal Test Centres | Company Product |
| 328 | Universal Grinding Machines | Company Product |
| 329 | Universal Milling Machines | Company Product |
| 330 | Uninterruptible Power Supplies | Company Product |