| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 310.0 | USD | 20190422 |
| Unknown | China national standards | MT | 400.0 | USD | 20190422 |
| Unknown | China national standards | MT | 320.0 | USD | 20190421 |
| Unknown | China national standards | MT | 1640.0 | USD | 20190421 |
| Unknown | China national standards | MT | 330.0 | USD | 20190421 |
| Unknown | China national standards | MT | 1400.0 | USD | 20190421 |
| Unknown | China national standards | MT | 2270.0 | USD | 20190421 |
| Unknown | China national standards | MT | 2580.0 | USD | 20190421 |
| Unknown | China national standards | MT | 1370.0 | USD | 20190421 |
| Unknown | China national standards | MT | 2120.0 | USD | 20190421 |