| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 540.0 | USD | 20210323 |
| Unknown | China national standards | MT | 540.0 | USD | 20210323 |
| Unknown | China national standards | MT | 3520.0 | USD | 20210315 |
| Unknown | China national standards | MT | 3530.0 | USD | 20210314 |
| Unknown | China national standards | MT | 3530.0 | USD | 20210313 |
| Unknown | China national standards | MT | 550.0 | USD | 20210312 |
| Unknown | China national standards | MT | 550.0 | USD | 20210301 |
| Unknown | China national standards | MT | 3540.0 | USD | 20210301 |
| Unknown | China national standards | MT | 7230.0 | USD | 20210222 |
| Unknown | China national standards | MT | 80.0 | USD | 20210221 |