| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1380.0 | USD | 20180422 |
| Unknown | China national standards | MT | 1510.0 | USD | 20180422 |
| Unknown | China national standards | MT | 1320.0 | USD | 20180421 |
| Unknown | China national standards | MT | 280.0 | USD | 20180421 |
| Unknown | China national standards | MT | 240.0 | USD | 20180420 |
| Unknown | China national standards | MT | 1760.0 | USD | 20180418 |
| Unknown | China national standards | MT | 220.0 | USD | 20180418 |
| Unknown | China national standards | MT | 220.0 | USD | 20180417 |
| Unknown | China national standards | MT | 1510.0 | USD | 20180416 |
| Unknown | China national standards | MT | 1320.0 | USD | 20180412 |