| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 230.0 | USD | 20190518 |
| Unknown | China national standards | MT | 1490.0 | USD | 20190518 |
| Unknown | China national standards | MT | 230.0 | USD | 20190517 |
| Unknown | China national standards | MT | 1390.0 | USD | 20190517 |
| Unknown | China national standards | MT | 1490.0 | USD | 20190517 |
| Unknown | China national standards | MT | 1520.0 | USD | 20190515 |
| Unknown | China national standards | MT | 210.0 | USD | 20190514 |
| Unknown | China national standards | MT | 210.0 | USD | 20190514 |
| Unknown | China national standards | MT | 1420.0 | USD | 20190514 |
| Unknown | China national standards | MT | 1570.0 | USD | 20190512 |