| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3840.0 | USD | 20190123 |
| Unknown | China national standards | MT | 580.0 | USD | 20190123 |
| Unknown | China national standards | MT | 2020.0 | USD | 20190123 |
| Unknown | China national standards | MT | 1770.0 | USD | 20190122 |
| Unknown | China national standards | MT | 360.0 | USD | 20190122 |
| Unknown | China national standards | MT | 140.0 | USD | 20190121 |
| Unknown | China national standards | MT | 470.0 | USD | 20190121 |
| Unknown | China national standards | MT | 260.0 | USD | 20190121 |
| Unknown | China national standards | MT | 330.0 | USD | 20190120 |
| Unknown | China national standards | MT | 550.0 | USD | 20190120 |