| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 810.0 | USD | 20210222 |
| Unknown | China national standards | MT | 110.0 | USD | 20210221 |
| Unknown | China national standards | MT | 270.0 | USD | 20210221 |
| Unknown | China national standards | MT | 130.0 | USD | 20210220 |
| Unknown | China national standards | MT | 120.0 | USD | 20210220 |
| Unknown | China national standards | MT | 270.0 | USD | 20210219 |
| Unknown | China national standards | MT | 150.0 | USD | 20210219 |
| Unknown | China national standards | MT | 120.0 | USD | 20210219 |
| Unknown | China national standards | MT | 180.0 | USD | 20210218 |
| Unknown | China national standards | MT | 940.0 | USD | 20210218 |