| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2660.0 | USD | 20181110 |
| Unknown | China national standards | MT | 2770.0 | USD | 20181110 |
| Unknown | China national standards | MT | 24670.0 | USD | 20181101 |
| Unknown | China national standards | MT | 24670.0 | USD | 20181101 |
| Unknown | China national standards | MT | 18220.0 | USD | 20181018 |
| Unknown | China national standards | MT | 2660.0 | USD | 20181017 |
| Unknown | China national standards | MT | 2660.0 | USD | 20181016 |
| Unknown | China national standards | MT | 2660.0 | USD | 20181012 |
| Unknown | China national standards | MT | 18270.0 | USD | 20181011 |
| Unknown | China national standards | MT | 18350.0 | USD | 20181001 |