| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 90.0 | USD | 20210101 |
| Unknown | China national standards | MT | 110.0 | USD | 20210101 |
| Unknown | China national standards | MT | 100.0 | USD | 20210101 |
| Unknown | China national standards | MT | 40.0 | USD | 20210101 |
| Unknown | China national standards | MT | 420.0 | USD | 20201223 |
| Unknown | China national standards | MT | 450.0 | USD | 20201223 |
| Unknown | China national standards | MT | 380.0 | USD | 20201223 |
| Unknown | China national standards | MT | 450.0 | USD | 20201223 |
| Unknown | China national standards | MT | 660.0 | USD | 20201223 |
| Unknown | China national standards | MT | 430.0 | USD | 20201223 |