| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 850.0 | USD | 20181222 |
| Unknown | China national standards | MT | 120.0 | USD | 20181222 |
| Unknown | China national standards | MT | 820.0 | USD | 20181221 |
| Unknown | China national standards | MT | 140.0 | USD | 20181218 |
| Unknown | China national standards | MT | 950.0 | USD | 20181218 |
| Unknown | China national standards | MT | 820.0 | USD | 20181217 |
| Unknown | China national standards | MT | 950.0 | USD | 20181216 |
| Unknown | China national standards | MT | 120.0 | USD | 20181211 |
| Unknown | China national standards | MT | 850.0 | USD | 20181201 |
| Unknown | China national standards | MT | 120.0 | USD | 20181201 |