| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20190415 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190414 |
| Unknown | China national standards | MT | 1230.0 | USD | 20190414 |
| Unknown | China national standards | MT | 180.0 | USD | 20190411 |
| Unknown | China national standards | MT | 1390.0 | USD | 20190411 |
| Unknown | China national standards | MT | 150.0 | USD | 20190411 |
| Unknown | China national standards | MT | 1390.0 | USD | 20190411 |
| Unknown | China national standards | MT | 1020.0 | USD | 20190410 |
| Unknown | China national standards | MT | 150.0 | USD | 20190401 |
| Unknown | China national standards | MT | 160.0 | USD | 20190401 |