| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 770.0 | USD | 20180323 |
| Unknown | China national standards | MT | 660.0 | USD | 20180322 |
| Unknown | China national standards | MT | 800.0 | USD | 20180322 |
| Unknown | China national standards | MT | 120.0 | USD | 20180321 |
| Unknown | China national standards | MT | 120.0 | USD | 20180321 |
| Unknown | China national standards | MT | 100.0 | USD | 20180320 |
| Unknown | China national standards | MT | 110.0 | USD | 20180320 |
| Unknown | China national standards | MT | 130.0 | USD | 20180319 |
| Unknown | China national standards | MT | 100.0 | USD | 20180319 |
| Unknown | China national standards | MT | 620.0 | USD | 20180319 |