| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 560.0 | USD | 20180601 |
| Unknown | China national standards | MT | 580.0 | USD | 20180601 |
| Unknown | China national standards | MT | 630.0 | USD | 20180601 |
| Unknown | China national standards | MT | 630.0 | USD | 20180601 |
| Unknown | China national standards | MT | 570.0 | USD | 20180601 |
| Unknown | China national standards | MT | 590.0 | USD | 20180601 |
| Unknown | China national standards | MT | 580.0 | USD | 20180601 |
| Unknown | China national standards | MT | 580.0 | USD | 20180601 |
| Unknown | China national standards | MT | 570.0 | USD | 20180601 |
| Unknown | China national standards | MT | 590.0 | USD | 20180601 |