| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 26560.0 | USD | 20181123 |
| Unknown | China national standards | MT | 26500.0 | USD | 20181119 |
| Unknown | China national standards | MT | 27430.0 | USD | 20181119 |
| Unknown | China national standards | MT | 3970.0 | USD | 20181117 |
| Unknown | China national standards | MT | 27370.0 | USD | 20181116 |
| Unknown | China national standards | MT | 3830.0 | USD | 20181114 |
| Unknown | China national standards | MT | 3840.0 | USD | 20181110 |
| Unknown | China national standards | MT | 24570.0 | USD | 20181110 |
| Unknown | China national standards | MT | 26340.0 | USD | 20181101 |
| Unknown | China national standards | MT | 26430.0 | USD | 20181101 |