| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 450.0 | USD | 20201101 |
| Unknown | China national standards | MT | 80.0 | USD | 20201101 |
| Unknown | China national standards | MT | 730.0 | USD | 20201023 |
| Unknown | China national standards | MT | 70.0 | USD | 20201021 |
| Unknown | China national standards | MT | 70.0 | USD | 20201021 |
| Unknown | China national standards | MT | 80.0 | USD | 20201021 |
| Unknown | China national standards | MT | 450.0 | USD | 20201021 |
| Unknown | China national standards | MT | 450.0 | USD | 20201020 |
| Unknown | China national standards | MT | 550.0 | USD | 20201019 |
| Unknown | China national standards | MT | 70.0 | USD | 20201019 |