| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1870.0 | USD | 20190620 |
| Unknown | China national standards | MT | 1870.0 | USD | 20190620 |
| Unknown | China national standards | MT | 270.0 | USD | 20190619 |
| Unknown | China national standards | MT | 240.0 | USD | 20190619 |
| Unknown | China national standards | MT | 260.0 | USD | 20190617 |
| Unknown | China national standards | MT | 290.0 | USD | 20190617 |
| Unknown | China national standards | MT | 1760.0 | USD | 20190616 |
| Unknown | China national standards | MT | 280.0 | USD | 20190616 |
| Unknown | China national standards | MT | 280.0 | USD | 20190615 |
| Unknown | China national standards | MT | 290.0 | USD | 20190614 |