| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4290.0 | USD | 20190623 |
| Unknown | China national standards | MT | 4570.0 | USD | 20190623 |
| Unknown | China national standards | MT | 5470.0 | USD | 20190623 |
| Unknown | China national standards | MT | 4560.0 | USD | 20190622 |
| Unknown | China national standards | MT | 620.0 | USD | 20190620 |
| Unknown | China national standards | MT | 7310.0 | USD | 20190620 |
| Unknown | China national standards | MT | 4540.0 | USD | 20190616 |
| Unknown | China national standards | MT | 680.0 | USD | 20190615 |
| Unknown | China national standards | MT | 670.0 | USD | 20190614 |
| Unknown | China national standards | MT | 670.0 | USD | 20190613 |