| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 560.0 | USD | 20210222 |
| Unknown | China national standards | MT | 1100.0 | USD | 20210221 |
| Unknown | China national standards | MT | 430.0 | USD | 20210220 |
| Unknown | China national standards | MT | 1100.0 | USD | 20210219 |
| Unknown | China national standards | MT | 1530.0 | USD | 20210219 |
| Unknown | China national standards | MT | 2790.0 | USD | 20210219 |
| Unknown | China national standards | MT | 160.0 | USD | 20210218 |
| Unknown | China national standards | MT | 1060.0 | USD | 20210217 |
| Unknown | China national standards | MT | 13690.0 | USD | 20210216 |
| Unknown | China national standards | MT | 400.0 | USD | 20210216 |