| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 16800.0 | USD | 20190517 |
| Unknown | China national standards | MT | 5610.0 | USD | 20190516 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190515 |
| Unknown | China national standards | MT | 7270.0 | USD | 20190515 |
| Unknown | China national standards | MT | 6490.0 | USD | 20190515 |
| Unknown | China national standards | MT | 4630.0 | USD | 20190514 |
| Unknown | China national standards | MT | 1080.0 | USD | 20190513 |
| Unknown | China national standards | MT | 7270.0 | USD | 20190513 |
| Unknown | China national standards | MT | 1060.0 | USD | 20190512 |
| Unknown | China national standards | MT | 730.0 | USD | 20190512 |