| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 18330.0 | USD | 20210213 |
| Unknown | China national standards | MT | 16210.0 | USD | 20210212 |
| Unknown | China national standards | MT | 16210.0 | USD | 20210210 |
| Unknown | China national standards | MT | 118390.0 | USD | 20210201 |
| Unknown | China national standards | MT | 18260.0 | USD | 20210201 |
| Unknown | China national standards | MT | 104700.0 | USD | 20210201 |
| Unknown | China national standards | MT | 116740.0 | USD | 20210123 |
| Unknown | China national standards | MT | 17780.0 | USD | 20210121 |
| Unknown | China national standards | MT | 15990.0 | USD | 20210120 |
| Unknown | China national standards | MT | 116330.0 | USD | 20210118 |