| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 630.0 | USD | 20181218 |
| Unknown | China national standards | MT | 690.0 | USD | 20181217 |
| Unknown | China national standards | MT | 90.0 | USD | 20181216 |
| Unknown | China national standards | MT | 680.0 | USD | 20181216 |
| Unknown | China national standards | MT | 680.0 | USD | 20181215 |
| Unknown | China national standards | MT | 650.0 | USD | 20181215 |
| Unknown | China national standards | MT | 650.0 | USD | 20181214 |
| Unknown | China national standards | MT | 680.0 | USD | 20181214 |
| Unknown | China national standards | MT | 680.0 | USD | 20181212 |
| Unknown | China national standards | MT | 630.0 | USD | 20181212 |