| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1000.0 | USD | 20181022 |
| Unknown | China national standards | MT | 100.0 | USD | 20181021 |
| Unknown | China national standards | MT | 670.0 | USD | 20181020 |
| Unknown | China national standards | MT | 90.0 | USD | 20181020 |
| Unknown | China national standards | MT | 90.0 | USD | 20181020 |
| Unknown | China national standards | MT | 590.0 | USD | 20181019 |
| Unknown | China national standards | MT | 150.0 | USD | 20181018 |
| Unknown | China national standards | MT | 680.0 | USD | 20181017 |
| Unknown | China national standards | MT | 40.0 | USD | 20181017 |
| Unknown | China national standards | MT | 310.0 | USD | 20181015 |