| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 105140.0 | USD | 20181101 |
| Unknown | China national standards | MT | 15300.0 | USD | 20181101 |
| Unknown | China national standards | MT | 16360.0 | USD | 20181022 |
| Unknown | China national standards | MT | 111910.0 | USD | 20181019 |
| Unknown | China national standards | MT | 16320.0 | USD | 20181019 |
| Unknown | China national standards | MT | 104670.0 | USD | 20181017 |
| Unknown | China national standards | MT | 15480.0 | USD | 20181016 |
| Unknown | China national standards | MT | 106590.0 | USD | 20181012 |
| Unknown | China national standards | MT | 112880.0 | USD | 20181001 |
| Unknown | China national standards | MT | 15270.0 | USD | 20181001 |