| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 660.0 | USD | 20181222 |
| Unknown | China national standards | MT | 810.0 | USD | 20181220 |
| Unknown | China national standards | MT | 5620.0 | USD | 20181220 |
| Unknown | China national standards | MT | 3790.0 | USD | 20181219 |
| Unknown | China national standards | MT | 5640.0 | USD | 20181214 |
| Unknown | China national standards | MT | 4570.0 | USD | 20181213 |
| Unknown | China national standards | MT | 4170.0 | USD | 20181212 |
| Unknown | China national standards | MT | 4200.0 | USD | 20181210 |
| Unknown | China national standards | MT | 540.0 | USD | 20181201 |
| Unknown | China national standards | MT | 670.0 | USD | 20181201 |