| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 560.0 | USD | 20190515 |
| Unknown | China national standards | MT | 400.0 | USD | 20190515 |
| Unknown | China national standards | MT | 2030.0 | USD | 20190515 |
| Unknown | China national standards | MT | 450.0 | USD | 20190514 |
| Unknown | China national standards | MT | 3130.0 | USD | 20190514 |
| Unknown | China national standards | MT | 1040.0 | USD | 20190514 |
| Unknown | China national standards | MT | 1670.0 | USD | 20190513 |
| Unknown | China national standards | MT | 14180.0 | USD | 20190513 |
| Unknown | China national standards | MT | 3450.0 | USD | 20190512 |
| Unknown | China national standards | MT | 2710.0 | USD | 20190512 |