| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 600.0 | USD | 20181210 |
| Unknown | China national standards | MT | 450.0 | USD | 20181201 |
| Unknown | China national standards | MT | 300.0 | USD | 20181201 |
| Unknown | China national standards | MT | 300.0 | USD | 20181201 |
| Unknown | China national standards | MT | 360.0 | USD | 20181201 |
| Unknown | China national standards | MT | 390.0 | USD | 20181201 |
| Unknown | China national standards | MT | 380.0 | USD | 20181201 |
| Unknown | China national standards | MT | 390.0 | USD | 20181201 |
| Unknown | China national standards | MT | 370.0 | USD | 20181201 |
| Unknown | China national standards | MT | 360.0 | USD | 20181201 |