| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1240.0 | USD | 20190622 |
| Unknown | China national standards | MT | 110.0 | USD | 20190622 |
| Unknown | China national standards | MT | 80.0 | USD | 20190621 |
| Unknown | China national standards | MT | 910.0 | USD | 20190621 |
| Unknown | China national standards | MT | 120.0 | USD | 20190621 |
| Unknown | China national standards | MT | 660.0 | USD | 20190621 |
| Unknown | China national standards | MT | 670.0 | USD | 20190621 |
| Unknown | China national standards | MT | 660.0 | USD | 20190620 |
| Unknown | China national standards | MT | 90.0 | USD | 20190620 |
| Unknown | China national standards | MT | 670.0 | USD | 20190619 |