| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 610.0 | USD | 20210301 |
| Unknown | China national standards | MT | 610.0 | USD | 20210301 |
| Unknown | China national standards | MT | 620.0 | USD | 20210301 |
| Unknown | China national standards | MT | 520.0 | USD | 20210223 |
| Unknown | China national standards | MT | 590.0 | USD | 20210222 |
| Unknown | China national standards | MT | 590.0 | USD | 20210222 |
| Unknown | China national standards | MT | 3570.0 | USD | 20210220 |
| Unknown | China national standards | MT | 3340.0 | USD | 20210220 |
| Unknown | China national standards | MT | 550.0 | USD | 20210220 |
| Unknown | China national standards | MT | 570.0 | USD | 20210219 |