| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 180.0 | USD | 20190519 |
| Unknown | China national standards | MT | 640.0 | USD | 20190519 |
| Unknown | China national standards | MT | 1580.0 | USD | 20190518 |
| Unknown | China national standards | MT | 12990.0 | USD | 20190518 |
| Unknown | China national standards | MT | 4580.0 | USD | 20190518 |
| Unknown | China national standards | MT | 840.0 | USD | 20190518 |
| Unknown | China national standards | MT | 220.0 | USD | 20190518 |
| Unknown | China national standards | MT | 8320.0 | USD | 20190517 |
| Unknown | China national standards | MT | 10480.0 | USD | 20190517 |
| Unknown | China national standards | MT | 8680.0 | USD | 20190517 |