| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 540.0 | USD | 20190423 |
| Unknown | China national standards | MT | 580.0 | USD | 20190423 |
| Unknown | China national standards | MT | 3910.0 | USD | 20190421 |
| Unknown | China national standards | MT | 3870.0 | USD | 20190420 |
| Unknown | China national standards | MT | 3870.0 | USD | 20190420 |
| Unknown | China national standards | MT | 3370.0 | USD | 20190420 |
| Unknown | China national standards | MT | 3650.0 | USD | 20190419 |
| Unknown | China national standards | MT | 3370.0 | USD | 20190419 |
| Unknown | China national standards | MT | 3950.0 | USD | 20190419 |
| Unknown | China national standards | MT | 570.0 | USD | 20190419 |