| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 470.0 | USD | 20200419 |
| Unknown | China national standards | MT | 530.0 | USD | 20200418 |
| Unknown | China national standards | MT | 520.0 | USD | 20200418 |
| Unknown | China national standards | MT | 3660.0 | USD | 20200418 |
| Unknown | China national standards | MT | 500.0 | USD | 20200417 |
| Unknown | China national standards | MT | 3360.0 | USD | 20200417 |
| Unknown | China national standards | MT | 3780.0 | USD | 20200416 |
| Unknown | China national standards | MT | 3700.0 | USD | 20200415 |
| Unknown | China national standards | MT | 510.0 | USD | 20200415 |
| Unknown | China national standards | MT | 510.0 | USD | 20200413 |