| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20190910 |
| Unknown | China national standards | MT | 570.0 | USD | 20190910 |
| Unknown | China national standards | MT | 70.0 | USD | 20190910 |
| Unknown | China national standards | MT | 70.0 | USD | 20190910 |
| Unknown | China national standards | MT | 70.0 | USD | 20190910 |
| Unknown | China national standards | MT | 70.0 | USD | 20190901 |
| Unknown | China national standards | MT | 70.0 | USD | 20190901 |
| Unknown | China national standards | MT | 60.0 | USD | 20190901 |
| Unknown | China national standards | MT | 60.0 | USD | 20190901 |
| Unknown | China national standards | MT | 70.0 | USD | 20190901 |