| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1140.0 | USD | 20210213 |
| Unknown | China national standards | MT | 190.0 | USD | 20210211 |
| Unknown | China national standards | MT | 1160.0 | USD | 20210210 |
| Unknown | China national standards | MT | 180.0 | USD | 20210201 |
| Unknown | China national standards | MT | 1250.0 | USD | 20210201 |
| Unknown | China national standards | MT | 170.0 | USD | 20210201 |
| Unknown | China national standards | MT | 1140.0 | USD | 20210201 |
| Unknown | China national standards | MT | 190.0 | USD | 20210201 |
| Unknown | China national standards | MT | 210.0 | USD | 20210123 |
| Unknown | China national standards | MT | 1350.0 | USD | 20210121 |