| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 8300.0 | USD | 20190315 |
| Unknown | China national standards | MT | 8760.0 | USD | 20190314 |
| Unknown | China national standards | MT | 56120.0 | USD | 20190312 |
| Unknown | China national standards | MT | 59020.0 | USD | 20190310 |
| Unknown | China national standards | MT | 8480.0 | USD | 20190301 |
| Unknown | China national standards | MT | 57330.0 | USD | 20190301 |
| Unknown | China national standards | MT | 57330.0 | USD | 20190301 |
| Unknown | China national standards | MT | 8770.0 | USD | 20190301 |
| Unknown | China national standards | MT | 63590.0 | USD | 20190223 |
| Unknown | China national standards | MT | 8470.0 | USD | 20190222 |