| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 750.0 | USD | 20190522 |
| Unknown | China national standards | MT | 4730.0 | USD | 20190522 |
| Unknown | China national standards | MT | 630.0 | USD | 20190522 |
| Unknown | China national standards | MT | 700.0 | USD | 20190522 |
| Unknown | China national standards | MT | 3540.0 | USD | 20190521 |
| Unknown | China national standards | MT | 750.0 | USD | 20190520 |
| Unknown | China national standards | MT | 5630.0 | USD | 20190520 |
| Unknown | China national standards | MT | 5040.0 | USD | 20190520 |
| Unknown | China national standards | MT | 4990.0 | USD | 20190520 |
| Unknown | China national standards | MT | 840.0 | USD | 20190519 |