| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 680.0 | USD | 20201123 |
| Unknown | China national standards | MT | 100.0 | USD | 20201123 |
| Unknown | China national standards | MT | 460.0 | USD | 20201122 |
| Unknown | China national standards | MT | 550.0 | USD | 20201122 |
| Unknown | China national standards | MT | 460.0 | USD | 20201121 |
| Unknown | China national standards | MT | 570.0 | USD | 20201120 |
| Unknown | China national standards | MT | 100.0 | USD | 20201120 |
| Unknown | China national standards | MT | 640.0 | USD | 20201120 |
| Unknown | China national standards | MT | 460.0 | USD | 20201120 |
| Unknown | China national standards | MT | 70.0 | USD | 20201119 |