| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 590.0 | USD | 20190521 |
| Unknown | China national standards | MT | 6430.0 | USD | 20190521 |
| Unknown | China national standards | MT | 120.0 | USD | 20190520 |
| Unknown | China national standards | MT | 970.0 | USD | 20190520 |
| Unknown | China national standards | MT | 120.0 | USD | 20190520 |
| Unknown | China national standards | MT | 130.0 | USD | 20190520 |
| Unknown | China national standards | MT | 870.0 | USD | 20190520 |
| Unknown | China national standards | MT | 800.0 | USD | 20190520 |
| Unknown | China national standards | MT | 7700.0 | USD | 20190520 |
| Unknown | China national standards | MT | 970.0 | USD | 20190519 |