| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 590.0 | USD | 20190721 |
| Unknown | China national standards | MT | 720.0 | USD | 20190721 |
| Unknown | China national standards | MT | 640.0 | USD | 20190720 |
| Unknown | China national standards | MT | 90.0 | USD | 20190720 |
| Unknown | China national standards | MT | 680.0 | USD | 20190720 |
| Unknown | China national standards | MT | 680.0 | USD | 20190718 |
| Unknown | China national standards | MT | 590.0 | USD | 20190717 |
| Unknown | China national standards | MT | 100.0 | USD | 20190717 |
| Unknown | China national standards | MT | 100.0 | USD | 20190717 |
| Unknown | China national standards | MT | 640.0 | USD | 20190717 |