| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 560.0 | USD | 20210314 |
| Unknown | China national standards | MT | 2330.0 | USD | 20210313 |
| Unknown | China national standards | MT | 390.0 | USD | 20210313 |
| Unknown | China national standards | MT | 560.0 | USD | 20210312 |
| Unknown | China national standards | MT | 2510.0 | USD | 20210312 |
| Unknown | China national standards | MT | 3290.0 | USD | 20210311 |
| Unknown | China national standards | MT | 2540.0 | USD | 20210311 |
| Unknown | China national standards | MT | 2670.0 | USD | 20210311 |
| Unknown | China national standards | MT | 330.0 | USD | 20210310 |
| Unknown | China national standards | MT | 2230.0 | USD | 20210301 |