| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 720.0 | USD | 20181216 |
| Unknown | China national standards | MT | 810.0 | USD | 20181215 |
| Unknown | China national standards | MT | 580.0 | USD | 20181214 |
| Unknown | China national standards | MT | 5160.0 | USD | 20181214 |
| Unknown | China national standards | MT | 3930.0 | USD | 20181213 |
| Unknown | China national standards | MT | 860.0 | USD | 20181212 |
| Unknown | China national standards | MT | 540.0 | USD | 20181212 |
| Unknown | China national standards | MT | 4050.0 | USD | 20181210 |
| Unknown | China national standards | MT | 3890.0 | USD | 20181201 |
| Unknown | China national standards | MT | 3710.0 | USD | 20181201 |