| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 640.0 | USD | 20190101 |
| Unknown | China national standards | MT | 150.0 | USD | 20190101 |
| Unknown | China national standards | MT | 610.0 | USD | 20190101 |
| Unknown | China national standards | MT | 120.0 | USD | 20181223 |
| Unknown | China national standards | MT | 1280.0 | USD | 20181223 |
| Unknown | China national standards | MT | 600.0 | USD | 20181223 |
| Unknown | China national standards | MT | 1280.0 | USD | 20181223 |
| Unknown | China national standards | MT | 180.0 | USD | 20181222 |
| Unknown | China national standards | MT | 530.0 | USD | 20181222 |
| Unknown | China national standards | MT | 600.0 | USD | 20181222 |