| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1590.0 | USD | 20180501 |
| Unknown | China national standards | MT | 1690.0 | USD | 20180501 |
| Unknown | China national standards | MT | 1700.0 | USD | 20180501 |
| Unknown | China national standards | MT | 240.0 | USD | 20180423 |
| Unknown | China national standards | MT | 240.0 | USD | 20180423 |
| Unknown | China national standards | MT | 1550.0 | USD | 20180422 |
| Unknown | China national standards | MT | 1550.0 | USD | 20180421 |
| Unknown | China national standards | MT | 1540.0 | USD | 20180420 |
| Unknown | China national standards | MT | 1750.0 | USD | 20180419 |
| Unknown | China national standards | MT | 1540.0 | USD | 20180419 |