| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 360.0 | USD | 20210301 |
| Unknown | China national standards | MT | 300.0 | USD | 20210301 |
| Unknown | China national standards | MT | 2130.0 | USD | 20210223 |
| Unknown | China national standards | MT | 280.0 | USD | 20210223 |
| Unknown | China national standards | MT | 270.0 | USD | 20210222 |
| Unknown | China national standards | MT | 1900.0 | USD | 20210222 |
| Unknown | China national standards | MT | 360.0 | USD | 20210221 |
| Unknown | China national standards | MT | 1790.0 | USD | 20210220 |
| Unknown | China national standards | MT | 270.0 | USD | 20210219 |
| Unknown | China national standards | MT | 360.0 | USD | 20210218 |