| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1820.0 | USD | 20180715 |
| Unknown | China national standards | MT | 1530.0 | USD | 20180714 |
| Unknown | China national standards | MT | 260.0 | USD | 20180713 |
| Unknown | China national standards | MT | 240.0 | USD | 20180713 |
| Unknown | China national standards | MT | 1830.0 | USD | 20180711 |
| Unknown | China national standards | MT | 280.0 | USD | 20180711 |
| Unknown | China national standards | MT | 240.0 | USD | 20180701 |
| Unknown | China national standards | MT | 230.0 | USD | 20180701 |
| Unknown | China national standards | MT | 1830.0 | USD | 20180701 |
| Unknown | China national standards | MT | 1610.0 | USD | 20180701 |