| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 300.0 | USD | 20190422 |
| Unknown | China national standards | MT | 300.0 | USD | 20190422 |
| Unknown | China national standards | MT | 3180.0 | USD | 20190422 |
| Unknown | China national standards | MT | 840.0 | USD | 20190421 |
| Unknown | China national standards | MT | 470.0 | USD | 20190421 |
| Unknown | China national standards | MT | 840.0 | USD | 20190421 |
| Unknown | China national standards | MT | 1930.0 | USD | 20190421 |
| Unknown | China national standards | MT | 300.0 | USD | 20190420 |
| Unknown | China national standards | MT | 840.0 | USD | 20190420 |
| Unknown | China national standards | MT | 300.0 | USD | 20190420 |