| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 670.0 | USD | 20180423 |
| Unknown | China national standards | MT | 600.0 | USD | 20180423 |
| Unknown | China national standards | MT | 100.0 | USD | 20180423 |
| Unknown | China national standards | MT | 100.0 | USD | 20180422 |
| Unknown | China national standards | MT | 590.0 | USD | 20180422 |
| Unknown | China national standards | MT | 100.0 | USD | 20180421 |
| Unknown | China national standards | MT | 110.0 | USD | 20180421 |
| Unknown | China national standards | MT | 80.0 | USD | 20180421 |
| Unknown | China national standards | MT | 630.0 | USD | 20180418 |
| Unknown | China national standards | MT | 500.0 | USD | 20180418 |