| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4950.0 | USD | 20181213 |
| Unknown | China national standards | MT | 4930.0 | USD | 20181212 |
| Unknown | China national standards | MT | 960.0 | USD | 20181211 |
| Unknown | China national standards | MT | 5820.0 | USD | 20181211 |
| Unknown | China national standards | MT | 5440.0 | USD | 20181210 |
| Unknown | China national standards | MT | 6140.0 | USD | 20181201 |
| Unknown | China national standards | MT | 5790.0 | USD | 20181201 |
| Unknown | China national standards | MT | 6130.0 | USD | 20181201 |
| Unknown | China national standards | MT | 6040.0 | USD | 20181201 |
| Unknown | China national standards | MT | 6100.0 | USD | 20181201 |