| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 460.0 | USD | 20181101 |
| Unknown | China national standards | MT | 420.0 | USD | 20181101 |
| Unknown | China national standards | MT | 370.0 | USD | 20181023 |
| Unknown | China national standards | MT | 2870.0 | USD | 20181022 |
| Unknown | China national standards | MT | 560.0 | USD | 20181021 |
| Unknown | China national standards | MT | 490.0 | USD | 20181021 |
| Unknown | China national standards | MT | 3870.0 | USD | 20181021 |
| Unknown | China national standards | MT | 3360.0 | USD | 20181019 |
| Unknown | China national standards | MT | 2570.0 | USD | 20181019 |
| Unknown | China national standards | MT | 490.0 | USD | 20181018 |