| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 710.0 | USD | 20201101 |
| Unknown | China national standards | MT | 100.0 | USD | 20201101 |
| Unknown | China national standards | MT | 90.0 | USD | 20201022 |
| Unknown | China national standards | MT | 160.0 | USD | 20201021 |
| Unknown | China national standards | MT | 710.0 | USD | 20201021 |
| Unknown | China national standards | MT | 580.0 | USD | 20201020 |
| Unknown | China national standards | MT | 136250.0 | USD | 20201019 |
| Unknown | China national standards | MT | 136250.0 | USD | 20201019 |
| Unknown | China national standards | MT | 570.0 | USD | 20201017 |
| Unknown | China national standards | MT | 80.0 | USD | 20201017 |