| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5560.0 | USD | 20181101 |
| Unknown | China national standards | MT | 560.0 | USD | 20181101 |
| Unknown | China national standards | MT | 5550.0 | USD | 20181022 |
| Unknown | China national standards | MT | 630.0 | USD | 20181021 |
| Unknown | China national standards | MT | 4300.0 | USD | 20181018 |
| Unknown | China national standards | MT | 670.0 | USD | 20181017 |
| Unknown | China national standards | MT | 630.0 | USD | 20181017 |
| Unknown | China national standards | MT | 4330.0 | USD | 20181017 |
| Unknown | China national standards | MT | 630.0 | USD | 20181017 |
| Unknown | China national standards | MT | 4610.0 | USD | 20181014 |