| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3400.0 | USD | 20180422 |
| Unknown | China national standards | MT | 520.0 | USD | 20180422 |
| Unknown | China national standards | MT | 510.0 | USD | 20180421 |
| Unknown | China national standards | MT | 510.0 | USD | 20180420 |
| Unknown | China national standards | MT | 480.0 | USD | 20180420 |
| Unknown | China national standards | MT | 510.0 | USD | 20180420 |
| Unknown | China national standards | MT | 3300.0 | USD | 20180418 |
| Unknown | China national standards | MT | 3200.0 | USD | 20180418 |
| Unknown | China national standards | MT | 3910.0 | USD | 20180418 |
| Unknown | China national standards | MT | 480.0 | USD | 20180418 |