PRODUCT
| 编 号 Item NO. | IT-175 | IT-300 | IT-760 | IT-1200 |
| RV1.25-3 | 15 | 25 | 80 | 80 |
| RVS1.25-4 | 10 | 25 | 80 | 80 |
| RV1.25-5 | 10 | 25 | 80 | 80 |
| RV2-3 | 15 | 15 | 80 | 80 |
| RVS2-4 | 10 | 20 | 10 | 80 |
| RVL2-5 | 10 | 10 | 10 | 60 |
| RV5.5-5 | 5 | 5 | 40 | 40 |
| RV5.5-6 | 5 | 5 | 40 | 40 |
| SV1.25-3 | 10 | 20 | 80 | 80 |
| SVS1.25-4 | 10 | 20 | 80 | 80 |
| SVL2-4 | 10 | 20 | 10 | 80 |
| BV1.25 | 10 | 10 | 10 | 50 |
| BV2 | 10 | 10 | 20 | 50 |
| BV5.5 | 5 | 10 | 40 | 40 |
| MDD1.25-250 | 10 | 20 | 25 | 70 |
| MDD2-250 | 10 | 20 | 25 | 70 |
| FDD1.25-250 | 10 | 20 | 25 | 70 |
| FDD2-250 | 10 | 20 | 25 | 70 |
