| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3760.0 | USD | 20190523 |
| Unknown | China national standards | MT | 550.0 | USD | 20190523 |
| Unknown | China national standards | MT | 520.0 | USD | 20190523 |
| Unknown | China national standards | MT | 840.0 | USD | 20190523 |
| Unknown | China national standards | MT | 540.0 | USD | 20190522 |
| Unknown | China national standards | MT | 520.0 | USD | 20190522 |
| Unknown | China national standards | MT | 3680.0 | USD | 20190522 |
| Unknown | China national standards | MT | 4530.0 | USD | 20190522 |
| Unknown | China national standards | MT | 5150.0 | USD | 20190522 |
| Unknown | China national standards | MT | 3680.0 | USD | 20190522 |