| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 670.0 | USD | 20190515 |
| Unknown | China national standards | MT | 660.0 | USD | 20190515 |
| Unknown | China national standards | MT | 100.0 | USD | 20190514 |
| Unknown | China national standards | MT | 100.0 | USD | 20190513 |
| Unknown | China national standards | MT | 100.0 | USD | 20190513 |
| Unknown | China national standards | MT | 720.0 | USD | 20190512 |
| Unknown | China national standards | MT | 670.0 | USD | 20190512 |
| Unknown | China national standards | MT | 660.0 | USD | 20190511 |
| Unknown | China national standards | MT | 100.0 | USD | 20190510 |
| Unknown | China national standards | MT | 100.0 | USD | 20190510 |