| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 650.0 | USD | 20210201 |
| Unknown | China national standards | MT | 460.0 | USD | 20210201 |
| Unknown | China national standards | MT | 1130.0 | USD | 20210123 |
| Unknown | China national standards | MT | 400.0 | USD | 20210123 |
| Unknown | China national standards | MT | 750.0 | USD | 20210123 |
| Unknown | China national standards | MT | 770.0 | USD | 20210122 |
| Unknown | China national standards | MT | 370.0 | USD | 20210121 |
| Unknown | China national standards | MT | 15780.0 | USD | 20210120 |
| Unknown | China national standards | MT | 660.0 | USD | 20210120 |
| Unknown | China national standards | MT | 650.0 | USD | 20210119 |