| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 210.0 | USD | 20210223 |
| Unknown | China national standards | MT | 1380.0 | USD | 20210222 |
| Unknown | China national standards | MT | 1460.0 | USD | 20210221 |
| Unknown | China national standards | MT | 1290.0 | USD | 20210219 |
| Unknown | China national standards | MT | 200.0 | USD | 20210218 |
| Unknown | China national standards | MT | 1310.0 | USD | 20210217 |
| Unknown | China national standards | MT | 230.0 | USD | 20210217 |
| Unknown | China national standards | MT | 180.0 | USD | 20210217 |
| Unknown | China national standards | MT | 230.0 | USD | 20210216 |
| Unknown | China national standards | MT | 200.0 | USD | 20210216 |