| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20190517 |
| Unknown | China national standards | MT | 100.0 | USD | 20190516 |
| Unknown | China national standards | MT | 950.0 | USD | 20190515 |
| Unknown | China national standards | MT | 660.0 | USD | 20190515 |
| Unknown | China national standards | MT | 750.0 | USD | 20190514 |
| Unknown | China national standards | MT | 990.0 | USD | 20190514 |
| Unknown | China national standards | MT | 680.0 | USD | 20190514 |
| Unknown | China national standards | MT | 680.0 | USD | 20190513 |
| Unknown | China national standards | MT | 390.0 | USD | 20190512 |
| Unknown | China national standards | MT | 100.0 | USD | 20190512 |