| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 880.0 | USD | 20201201 |
| Unknown | China national standards | MT | 160.0 | USD | 20201201 |
| Unknown | China national standards | MT | 150.0 | USD | 20201123 |
| Unknown | China national standards | MT | 130.0 | USD | 20201122 |
| Unknown | China national standards | MT | 130.0 | USD | 20201121 |
| Unknown | China national standards | MT | 540.0 | USD | 20201121 |
| Unknown | China national standards | MT | 900.0 | USD | 20201121 |
| Unknown | China national standards | MT | 80.0 | USD | 20201120 |
| Unknown | China national standards | MT | 810.0 | USD | 20201120 |
| Unknown | China national standards | MT | 140.0 | USD | 20201120 |