| 2371 | Precast Panels | Company Product |
| 2372 | Precast Plants | Company Product |
| 2373 | Precast Refuse Chute Moulds | Company Product |
| 2374 | Precast Reinforced Concrete Panels | Company Product |
| 2375 | Precast Segmental Wall | Company Product |
| 2376 | Precast Service Duct Moulds | Company Product |
| 2377 | Precast Solution | Company Product |
| 2378 | Precast Staircase Flight Moulds | Company Product |
| 2379 | Precast Staircase Wall Moulds | Company Product |
| 2380 | Precast Trellis Moulds | Company Product |
| 2381 | Precast Vebtilation Block | Company Product |
| 2382 | Precast Ventilation Block | Company Product |
| 2383 | Precast Wall Moulds | Company Product |
| 2384 | Precious Metal | Company Product |
| 2385 | Precious Metal Extraction | Company Product |
| 2386 | Precious Metals | Company Product |
| 2387 | Precious Stones | Company Product |
| 2388 | Precision | Company Product |
| 2389 | Precision Balances | Company Product |
| 2390 | Precision Bearings | Company Product |
| 2391 | Precision Filters | Company Product |
| 2392 | Precision Gauges | Company Product |
| 2393 | Precision Hand Tools | Company Product |
| 2394 | Precision High-Pressure Grease Guns | Company Product |
| 2395 | Precision Lathe Machine | Company Product |
| 2396 | Precision Lathes | Company Product |
| 2397 | Precision Measurement | Company Product |
| 2398 | Precision Measuring Instruments | Company Product |
| 2399 | Precision Measuring Tools | Company Product |
| 2400 | Precision Microregulators | Company Product |