| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 410.0 | USD | 20190701 |
| Unknown | China national standards | MT | 470.0 | USD | 20190701 |
| Unknown | China national standards | MT | 570.0 | USD | 20190623 |
| Unknown | China national standards | MT | 3470.0 | USD | 20190623 |
| Unknown | China national standards | MT | 440.0 | USD | 20190622 |
| Unknown | China national standards | MT | 2050.0 | USD | 20190622 |
| Unknown | China national standards | MT | 3270.0 | USD | 20190622 |
| Unknown | China national standards | MT | 570.0 | USD | 20190622 |
| Unknown | China national standards | MT | 3000.0 | USD | 20190621 |
| Unknown | China national standards | MT | 570.0 | USD | 20190621 |