| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 27650.0 | USD | 20190513 |
| Unknown | China national standards | MT | 27140.0 | USD | 20190513 |
| Unknown | China national standards | MT | 27650.0 | USD | 20190513 |
| Unknown | China national standards | MT | 24800.0 | USD | 20190513 |
| Unknown | China national standards | MT | 4550.0 | USD | 20190512 |
| Unknown | China national standards | MT | 28670.0 | USD | 20190512 |
| Unknown | China national standards | MT | 4120.0 | USD | 20190511 |
| Unknown | China national standards | MT | 27670.0 | USD | 20190511 |
| Unknown | China national standards | MT | 27150.0 | USD | 20190511 |
| Unknown | China national standards | MT | 3770.0 | USD | 20190510 |