| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 730.0 | USD | 20190418 |
| Unknown | China national standards | MT | 730.0 | USD | 20190418 |
| Unknown | China national standards | MT | 100.0 | USD | 20190418 |
| Unknown | China national standards | MT | 110.0 | USD | 20190417 |
| Unknown | China national standards | MT | 120.0 | USD | 20190416 |
| Unknown | China national standards | MT | 100.0 | USD | 20190415 |
| Unknown | China national standards | MT | 780.0 | USD | 20190415 |
| Unknown | China national standards | MT | 720.0 | USD | 20190414 |
| Unknown | China national standards | MT | 730.0 | USD | 20190413 |
| Unknown | China national standards | MT | 780.0 | USD | 20190413 |