| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 770.0 | USD | 20180417 |
| Unknown | China national standards | MT | 100.0 | USD | 20180415 |
| Unknown | China national standards | MT | 800.0 | USD | 20180414 |
| Unknown | China national standards | MT | 760.0 | USD | 20180413 |
| Unknown | China national standards | MT | 820.0 | USD | 20180412 |
| Unknown | China national standards | MT | 760.0 | USD | 20180411 |
| Unknown | China national standards | MT | 120.0 | USD | 20180411 |
| Unknown | China national standards | MT | 120.0 | USD | 20180410 |
| Unknown | China national standards | MT | 130.0 | USD | 20180410 |
| Unknown | China national standards | MT | 120.0 | USD | 20180410 |