| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 870.0 | USD | 20190521 |
| Unknown | China national standards | MT | 890.0 | USD | 20190521 |
| Unknown | China national standards | MT | 130.0 | USD | 20190521 |
| Unknown | China national standards | MT | 130.0 | USD | 20190520 |
| Unknown | China national standards | MT | 130.0 | USD | 20190520 |
| Unknown | China national standards | MT | 130.0 | USD | 20190520 |
| Unknown | China national standards | MT | 360.0 | USD | 20190519 |
| Unknown | China national standards | MT | 49900.0 | USD | 20190519 |
| Unknown | China national standards | MT | 360.0 | USD | 20190519 |
| Unknown | China national standards | MT | 130.0 | USD | 20190518 |