| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 510.0 | USD | 20181201 |
| Unknown | China national standards | MT | 500.0 | USD | 20181201 |
| Unknown | China national standards | MT | 540.0 | USD | 20181201 |
| Unknown | China national standards | MT | 560.0 | USD | 20181123 |
| Unknown | China national standards | MT | 480.0 | USD | 20181123 |
| Unknown | China national standards | MT | 440.0 | USD | 20181123 |
| Unknown | China national standards | MT | 510.0 | USD | 20181122 |
| Unknown | China national standards | MT | 580.0 | USD | 20181122 |
| Unknown | China national standards | MT | 3010.0 | USD | 20181122 |
| Unknown | China national standards | MT | 530.0 | USD | 20181121 |