| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 680.0 | USD | 20181115 |
| Unknown | China national standards | MT | 220.0 | USD | 20181115 |
| Unknown | China national standards | MT | 30.0 | USD | 20181114 |
| Unknown | China national standards | MT | 680.0 | USD | 20181114 |
| Unknown | China national standards | MT | 670.0 | USD | 20181110 |
| Unknown | China national standards | MT | 270.0 | USD | 20181101 |
| Unknown | China national standards | MT | 100.0 | USD | 20181101 |
| Unknown | China national standards | MT | 590.0 | USD | 20181023 |
| Unknown | China national standards | MT | 90.0 | USD | 20181023 |
| Unknown | China national standards | MT | 580.0 | USD | 20181022 |