| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 140280.0 | USD | 20180901 |
| Unknown | China national standards | MT | 157360.0 | USD | 20180901 |
| Unknown | China national standards | MT | 22850.0 | USD | 20180901 |
| Unknown | China national standards | MT | 157360.0 | USD | 20180901 |
| Unknown | China national standards | MT | 23950.0 | USD | 20180821 |
| Unknown | China national standards | MT | 136750.0 | USD | 20180816 |
| Unknown | China national standards | MT | 136929.98 | USD | 20180815 |
| Unknown | China national standards | MT | 20510.0 | USD | 20180814 |
| Unknown | China national standards | MT | 16600.0 | USD | 20180814 |
| Unknown | China national standards | MT | 141860.0 | USD | 20180811 |