| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 780.0 | USD | 20190623 |
| Unknown | China national standards | MT | 2030.0 | USD | 20190622 |
| Unknown | China national standards | MT | 270.0 | USD | 20190622 |
| Unknown | China national standards | MT | 370.0 | USD | 20190621 |
| Unknown | China national standards | MT | 300.0 | USD | 20190621 |
| Unknown | China national standards | MT | 680.0 | USD | 20190621 |
| Unknown | China national standards | MT | 330.0 | USD | 20190620 |
| Unknown | China national standards | MT | 270.0 | USD | 20190620 |
| Unknown | China national standards | MT | 1860.0 | USD | 20190620 |
| Unknown | China national standards | MT | 230.0 | USD | 20190620 |